{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 1, "outcome": "matched", "stated": 0.95, "content": "Tamberly Freight runs 260 refrigerated trucks out of three depots in the English Midlands.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "Until July 2026, Tamberly Freight's route planner ran once a night, at 02:00.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "Until July 2026, Tamberly Freight drivers received the next day's routes on a printed manifest.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 1, "outcome": "matched", "stated": 0.93, "content": "In July 2026, Tamberly Freight replaced the nightly batch route planner with an event-driven planner that re-plans a route whenever an order is added, cancelled or delayed.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 1, "outcome": "spurious", "stated": 0.9, "content": "Each change at Tamberly Freight is published to a message queue.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "Tamberly Freight's event-driven planner recomputes only the routes that touch the affected depot.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 1, "outcome": "spurious", "stated": 0.9, "content": "After eight weeks of using the event-driven planner, Tamberly Freight's average time from an order being placed to it appearing on a driver's route fell from 19 hours to 40 minutes.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "After eight weeks of using the event-driven planner, Tamberly Freight's empty running (the share of kilometres driven with no load) dropped from 23 percent to 17 percent.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "Tamberly Freight considered buying a commercial routing service instead of building an event-driven planner.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 1, "outcome": "spurious", "stated": 0.88, "content": "Tamberly Freight rejected buying a commercial routing service.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "None of the three commercial routing vendors Tamberly Freight spoke to supported temperature-zone constraints.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "Every one of Tamberly Freight's loads has a temperature-zone constraint.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 1, "outcome": "spurious", "stated": 0.9, "content": "The migration to the event-driven planner at Tamberly Freight took a team of five engineers eleven weeks.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 1, "outcome": "matched", "stated": 0.88, "content": "As of 14 September 2026, printed manifests are still produced as a backup at Tamberly Freight.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "Printed manifests at Tamberly Freight will be retired in January 2027.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "matched", "stated": 0.9, "content": "Ashcombe Vale's public library reopened on 19 September 2026 in the town's former bus depot on Quarry Road, Ashcombe Vale.", "subjects": ["Ashcombe Vale public library", "Ashcombe Vale"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "spurious", "stated": 0.9, "content": "The former bus depot that now houses Ashcombe Vale's public library is located on Quarry Road, Ashcombe Vale.", "subjects": ["Ashcombe Vale public library", "Quarry Road bus depot", "Ashcombe Vale"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "matched", "stated": 0.85, "content": "Ashcombe Vale's old library building on the High Street closed because of subsidence, approximately two years before the new library reopened on 19 September 2026.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "spurious", "stated": 0.85, "content": "The old Ashcombe Vale library building was located on the High Street in Ashcombe Vale.", "subjects": ["Ashcombe Vale public library", "Ashcombe Vale"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "spurious", "stated": 0.9, "content": "The conversion of the former bus depot into the new Ashcombe Vale library cost \u00a33.4 million.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "matched", "stated": 0.9, "content": "\u00a31.1 million of the \u00a33.4 million conversion cost for the new Ashcombe Vale library came from a national lottery heritage grant.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "spurious", "stated": 0.85, "content": "The remainder of the \u00a33.4 million conversion cost for the new Ashcombe Vale library came from the district council.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "matched", "stated": 0.9, "content": "The new Ashcombe Vale library has 1,850 square metres of floor space.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "spurious", "stated": 0.8, "content": "The floor space of the new Ashcombe Vale library is about twice that of the old library building on the High Street.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "spurious", "stated": 0.9, "content": "The new Ashcombe Vale library holds 46,000 books.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "matched", "stated": 0.9, "content": "The new Ashcombe Vale library is open seven days a week.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "spurious", "stated": 0.9, "content": "The new Ashcombe Vale library is open from 9:00 to 20:00 on weekdays.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "spurious", "stated": 0.9, "content": "The new Ashcombe Vale library is open from 10:00 to 16:00 at weekends.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "matched", "stated": 0.9, "content": "The old Ashcombe Vale library closed on Sundays.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "matched", "stated": 0.9, "content": "The former bus depot's inspection pit has been kept under a glass floor in the children's section of the new Ashcombe Vale library.", "subjects": ["Ashcombe Vale public library", "Quarry Road bus depot"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "matched", "stated": 0.9, "content": "Ines Calloway is the head librarian of the new Ashcombe Vale library.", "subjects": ["Ines Calloway", "Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "matched", "stated": 0.85, "content": "Ines Calloway said, \"We wanted people to see what the building used to be.\"", "subjects": ["Ines Calloway"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "spurious", "stated": 0.8, "content": "Around 1,200 people visited the new Ashcombe Vale library on its opening day, 19 September 2026.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 1, "outcome": "matched", "stated": 0.75, "content": "A caf\u00e9 run by the Vale Community Kitchen charity will open in the new Ashcombe Vale library building in November 2026.", "subjects": ["Vale Community Kitchen charity", "Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "matched", "stated": 0.92, "content": "Hearthwell Bakery was founded in 1994 as a cooperative.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "spurious", "stated": 0.9, "content": "Hearthwell Bakery was founded by six bakers.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "matched", "stated": 0.88, "content": "The six bakers who founded Hearthwell Bakery had all been laid off when the Morrow & Pike flour mill in Lindfield closed.", "subjects": ["Hearthwell Bakery", "Morrow & Pike flour mill"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "spurious", "stated": 0.88, "content": "The Morrow & Pike flour mill was located in Lindfield.", "subjects": ["Morrow & Pike flour mill", "Lindfield"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "spurious", "stated": 0.88, "content": "The Morrow & Pike flour mill in Lindfield closed.", "subjects": ["Morrow & Pike flour mill"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "matched", "stated": 0.88, "content": "Each of the six founding members of Hearthwell Bakery put in \u00a32,000.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "Hearthwell Bakery still pays every member the same hourly wage.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "matched", "stated": 0.88, "content": "Crumbworth opened on the same street as Hearthwell Bakery in 1996.", "subjects": ["Crumbworth", "Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "Crumbworth now supplies 140 supermarkets.", "subjects": ["Crumbworth"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "spurious", "stated": 0.8, "content": "Crumbworth operates from a factory outside Lindfield.", "subjects": ["Crumbworth", "Lindfield"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "spurious", "stated": 0.88, "content": "Hearthwell Bakery has one shop.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "matched", "stated": 0.88, "content": "Hearthwell Bakery has one oven.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "matched", "stated": 0.88, "content": "Hearthwell Bakery's oven is a wood-fired oven built in 1994.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "spurious", "stated": 0.88, "content": "Hearthwell Bakery's oven is still in daily use.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "matched", "stated": 0.88, "content": "Hearthwell Bakery's members voted against expansion in 2008 when a supermarket chain offered a supply contract.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "spurious", "stated": 0.88, "content": "Hearthwell Bakery's members voted against expansion in 2019 when the council offered it a second unit at a reduced rent.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "matched", "stated": 0.88, "content": "Both of Hearthwell Bakery's votes against expansion (2008 and 2019) were unanimous.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "matched", "stated": 0.88, "content": "Hearthwell Bakery's membership has grown from six to eleven members over thirty-two years, from 1994 to 2026.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "matched", "stated": 0.82, "content": "Hearthwell Bakery's shop sells around 900 loaves on a Saturday.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "Hearthwell Bakery's shop closes when its loaves are gone.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "Corran Point station measures sea level and water temperature at the mouth of the Corran estuary every ten minutes.", "subjects": ["Corran Point station", "Corran estuary"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 1, "outcome": "matched", "stated": 0.92, "content": "Corran Point station has run without a gap since 1987.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "Corran Point station has the longest unbroken record on its coast.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "Mean sea level at Corran Point station is 11 centimetres higher than it was in 1987.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "Summer surface temperature at Corran Point station has risen by 1.4 degrees since 1987.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 1, "outcome": "matched", "stated": 0.92, "content": "The Corran Estuary Trust owns Corran Point station.", "subjects": ["Corran Estuary Trust", "Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 1, "outcome": "matched", "stated": 0.92, "content": "Kofi Ansah-Brandt is the only full-time staff member at Corran Point station.", "subjects": ["Kofi Ansah-Brandt", "Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "Two volunteers check the sensors at Corran Point station each week.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 1, "outcome": "matched", "stated": 0.75, "content": "The Corran Estuary Trust is adding a salinity sensor at Corran Point station in October 2026.", "subjects": ["Corran Estuary Trust", "Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 1, "outcome": "matched", "stated": 0.3, "content": "Kofi Ansah-Brandt guesses that the salt wedge is moving further upstream each year in the Corran estuary, though he has no data to show it.", "subjects": ["Kofi Ansah-Brandt", "Corran estuary"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 1, "outcome": "matched", "stated": 0.95, "content": "Skerrin Island Ferries carried 412,000 passengers in the six months to 30 June 2026.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 1, "outcome": "matched", "stated": 0.95, "content": "Skerrin Island Ferries carried 371,000 passengers in the six months to 30 June 2025.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 1, "outcome": "matched", "stated": 0.95, "content": "Skerrin Island Ferries had 58,000 vehicle crossings in the six months to 30 June 2025.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 1, "outcome": "matched", "stated": 0.95, "content": "Skerrin Island Ferries had 63,500 vehicle crossings in the six months to 30 June 2026.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 1, "outcome": "matched", "stated": 0.95, "content": "Skerrin Island Ferries' revenue for the six months to 30 June 2026 was \u00a39.8 million.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 1, "outcome": "matched", "stated": 0.95, "content": "Skerrin Island Ferries' operating profit for the six months to 30 June 2026 was \u00a31.2 million.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "Fuel was Skerrin Island Ferries' largest single cost in the six months to 30 June 2026, at \u00a32.6 million.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 1, "outcome": "matched", "stated": 0.95, "content": "The hybrid vessel MV Aird Mhor, operated by Skerrin Island Ferries, entered service on 3 March 2026.", "subjects": ["MV Aird Mhor", "Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 1, "outcome": "spurious", "stated": 0.9, "content": "The MV Aird Mhor makes eight of the eighteen daily crossings operated by Skerrin Island Ferries.", "subjects": ["MV Aird Mhor", "Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "On the crossings it makes, the MV Aird Mhor uses 31 percent less diesel than the vessel it replaced.", "subjects": ["MV Aird Mhor"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "Skerrin Island Ferries' punctuality, measured as departures within five minutes of the timetable, was 94.2 percent in the six months to 30 June 2026.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 1, "outcome": "spurious", "stated": 0.9, "content": "Forty-one Skerrin Island Ferries sailings were cancelled for weather in the six months to 30 June 2026.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "Sixty-six Skerrin Island Ferries sailings were cancelled for weather in the first half of 2025.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "The board of Skerrin Island Ferries has approved an order for a second hybrid vessel.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 1, "outcome": "spurious", "stated": 0.75, "content": "Skerrin Island Ferries' second hybrid vessel is due in 2028.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 1, "outcome": "matched", "stated": 0.95, "content": "Card payments through Quillon failed for 47 minutes on 4 September 2026, from 14:12 to 14:59 UTC.", "subjects": ["Quillon"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 1, "outcome": "matched", "stated": 0.92, "content": "The 4 September 2026 outage window (14:12 to 14:59 UTC) is confirmed from Quillon's gateway logs.", "subjects": ["Quillon"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 1, "outcome": "matched", "stated": 0.8, "content": "Roughly 18,000 transactions were declined during the 4 September 2026 Quillon payments outage.", "subjects": ["Quillon"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 1, "outcome": "spurious", "stated": 0.65, "content": "The exact figure of transactions declined in the 4 September 2026 Quillon outage will change as merchants report retries.", "subjects": ["Quillon"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "As of 8 September 2026, Quillon does not yet know the cause of the 4 September 2026 payments outage.", "subjects": ["Quillon"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 1, "outcome": "matched", "stated": 0.6, "content": "Quillon's leading hypothesis is that a certificate rotation on the card-network link at 14:10 UTC on 4 September 2026 left one of three gateway nodes presenting an expired certificate.", "subjects": ["Quillon"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 1, "outcome": "matched", "stated": 0.88, "content": "Quillon has not reproduced the hypothesized certificate rotation failure for the 4 September 2026 outage.", "subjects": ["Quillon"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "Quillon has ruled out a database fault as the cause of the 4 September 2026 payments outage.", "subjects": ["Quillon"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 1, "outcome": "spurious", "stated": 0.9, "content": "The Quillon payments database showed normal latency throughout the 4 September 2026 outage.", "subjects": ["Quillon"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 1, "outcome": "spurious", "stated": 0.85, "content": "It is unclear why traffic was not drained from the affected gateway node automatically during the 4 September 2026 Quillon outage.", "subjects": ["Quillon"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 1, "outcome": "spurious", "stated": 0.3, "content": "The health check for the affected gateway node may have been testing the wrong endpoint during the 4 September 2026 Quillon outage.", "subjects": ["Quillon"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 1, "outcome": "spurious", "stated": 0.85, "content": "Quillon has not confirmed that the health check was testing the wrong endpoint.", "subjects": ["Quillon"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 1, "outcome": "spurious", "stated": 0.75, "content": "Quillon will publish a full review of the 4 September 2026 payments outage by 30 September 2026.", "subjects": ["Quillon"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "No customer card data was exposed in the 4 September 2026 Quillon payments outage.", "subjects": ["Quillon"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "Nine member farms of Brackenridge Farm Network undersowed winter wheat with white clover in 2025 and 2026, each leaving a matched strip without clover.", "subjects": ["Brackenridge Farm Network", "winter wheat", "white clover"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "A tenth farm in the Brackenridge Farm Network trial dropped out after its strip flooded in February 2026.", "subjects": ["Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 1, "outcome": "spurious", "stated": 0.9, "content": "The tenth farm that dropped out of the Brackenridge Farm Network trial is excluded from every figure in the second-year results report.", "subjects": ["Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 1, "outcome": "matched", "stated": 0.92, "content": "Across the nine Brackenridge Farm Network member farms, nitrogen fertiliser use on the clover undersown strips was 28 percent lower than on the matched strips without clover.", "subjects": ["Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 1, "outcome": "matched", "stated": 0.88, "content": "Yields on the clover undersown strips in the Brackenridge Farm Network trial ranged from 4 percent lower to 2 percent higher than the matched strips without clover.", "subjects": ["Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 1, "outcome": "spurious", "stated": 0.6, "content": "The wide range in yield results in the Brackenridge Farm Network trial is because two of the nine farms harvested late in wet weather.", "subjects": ["Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "Earthworm counts were higher on the clover undersown strips than on the matched strips on seven of the nine Brackenridge Farm Network member farms.", "subjects": ["Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 1, "outcome": "spurious", "stated": 0.75, "content": "The difference in earthworm counts between clover undersown strips and matched strips in the Brackenridge Farm Network trial was not statistically significant.", "subjects": ["Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 1, "outcome": "spurious", "stated": 0.5, "content": "Brackenridge Farm Network's best estimate is that a farm adopting clover undersowing would break even within three seasons.", "subjects": ["Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 1, "outcome": "spurious", "stated": 0.5, "content": "Brackenridge Farm Network's estimate that a farm adopting clover undersowing would break even within three seasons rests on 2026 fertiliser prices.", "subjects": ["Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 1, "outcome": "spurious", "stated": 0.55, "content": "A third year of the Brackenridge Farm Network clover undersowing trial is planned if funding from the regional soils fund is renewed in December 2026.", "subjects": ["Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 1, "outcome": "matched", "stated": 0.92, "content": "MS 1172 is a two-page letter describing the collapse of the Wheal Tressa mine engine house.", "subjects": ["MS 1172", "Wheal Tressa mine"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 1, "outcome": "matched", "stated": 0.92, "content": "MS 1172 is unsigned.", "subjects": ["MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "MS 1172 was given to the Dunmere County Record Office in 1964 by a private donor.", "subjects": ["MS 1172", "Dunmere County Record Office"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "Nothing is known of where MS 1172 was located before it was given to the Dunmere County Record Office in 1964.", "subjects": ["MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "MS 1172 has traditionally been attributed to the mine captain Josiah Penhallow.", "subjects": ["MS 1172", "Josiah Penhallow"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 1, "outcome": "matched", "stated": 0.8, "content": "Josiah Penhallow was a mine captain.", "subjects": ["Josiah Penhallow"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "The handwriting in MS 1172 is close to that of Josiah Penhallow's surviving account books.", "subjects": ["MS 1172", "Josiah Penhallow"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 1, "outcome": "matched", "stated": 0.88, "content": "The writer of MS 1172 refers to \"my men\".", "subjects": ["MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "Dr Lowenna Tresize has argued that MS 1172 was written by Keziah Penhallow, daughter of Josiah Penhallow, rather than by Josiah Penhallow.", "subjects": ["Lowenna Tresize", "MS 1172", "Keziah Penhallow", "Josiah Penhallow"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 1, "outcome": "matched", "stated": 0.8, "content": "Keziah Penhallow kept the Wheal Tressa mine's correspondence.", "subjects": ["Keziah Penhallow", "Wheal Tressa mine"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 1, "outcome": "spurious", "stated": 0.78, "content": "MS 1172 uses spellings found in Keziah Penhallow's letters.", "subjects": ["MS 1172", "Keziah Penhallow"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 1, "outcome": "matched", "stated": 0.75, "content": "MS 1172 never uses spellings found in Josiah Penhallow's letters.", "subjects": ["MS 1172", "Josiah Penhallow"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "The Dunmere County Record Office does not take a view on the attribution of MS 1172.", "subjects": ["Dunmere County Record Office", "MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 1, "outcome": "spurious", "stated": 0.9, "content": "The Dunmere County Record Office catalogues MS 1172 as \"attributed to Josiah Penhallow, attribution disputed\".", "subjects": ["Dunmere County Record Office", "MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "The paper's watermark dates MS 1172 to between 1838 and 1846.", "subjects": ["MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 1, "outcome": "matched", "stated": 0.7, "content": "The collapse of the Wheal Tressa mine engine house described in MS 1172 is usually dated to 1841.", "subjects": ["Wheal Tressa mine", "MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "No newspaper report of the Wheal Tressa mine engine house collapse has been found.", "subjects": ["Wheal Tressa mine"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 1, "outcome": "matched", "stated": 0.95, "content": "Ferrisford Town Council's spending for 2026\u201327 is \u00a314.2 million.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 1, "outcome": "matched", "stated": 0.8, "content": "Ferrisford Town Council forecasts a gap of between \u00a30.9 million and \u00a31.6 million between expected spending and expected income for 2027\u201328.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 1, "outcome": "matched", "stated": 0.8, "content": "The width of the forecast budget gap range for Ferrisford Town Council in 2027\u201328 is mostly due to uncertainty over the Ferrisford leisure centre.", "subjects": ["Ferrisford Town Council", "Ferrisford leisure centre"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 1, "outcome": "matched", "stated": 0.7, "content": "If councillors vote in November 2026 to close the Ferrisford pool, the forecast budget gap would fall by about \u00a30.5 million a year.", "subjects": ["Ferrisford pool", "Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "Ferrisford Town Council's councillors are scheduled to vote in November 2026 on whether to close the Ferrisford pool.", "subjects": ["Ferrisford Town Council", "Ferrisford pool"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 1, "outcome": "matched", "stated": 0.65, "content": "If councillors keep the Ferrisford pool open, its boiler is expected to need replacing within two years of 1 October 2026.", "subjects": ["Ferrisford pool"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 1, "outcome": "matched", "stated": 0.75, "content": "The estimated cost of replacing the Ferrisford pool's boiler is \u00a30.8 million.", "subjects": ["Ferrisford pool"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 1, "outcome": "spurious", "stated": 0.75, "content": "Ferrisford Town Council has assumed council tax will rise by 4.99 percent for 2027\u201328, the maximum allowed without triggering a local referendum.", "subjects": ["Ferrisford Town Council", "council tax"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "4.99 percent is the maximum council tax rise allowed without triggering a local referendum.", "subjects": ["council tax"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 1, "outcome": "matched", "stated": 0.75, "content": "Each percentage point by which the council tax rise falls below 4.99 percent adds roughly \u00a385,000 to Ferrisford Town Council's forecast budget gap.", "subjects": ["council tax", "Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 1, "outcome": "matched", "stated": 0.75, "content": "Ferrisford Town Council's income forecast assumes car-parking revenue returns to its 2019 level.", "subjects": ["Ferrisford Town Council", "car-parking revenue"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "Car-parking revenue in Ferrisford has recovered to about 80 percent of its 2019 level as of 1 October 2026.", "subjects": ["car-parking revenue"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 1, "outcome": "matched", "stated": 0.6, "content": "The Office of the Town Treasurer believes the assumption that car-parking revenue will return to its 2019 level is optimistic.", "subjects": ["Ferrisford Town Council", "car-parking revenue"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "A draft budget will go to Ferrisford Town Council's full council on 9 February 2027.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "Calderhaven's north harbour wall was damaged in the storm of January 2026.", "subjects": ["Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "The Calderhaven harbour authority said on 15 September 2026 that repairs to the north harbour wall will not start until spring 2027.", "subjects": ["Calderhaven harbour authority", "Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "Repair work on Calderhaven's north harbour wall had been due to start in September 2026.", "subjects": ["Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "The Calderhaven harbour authority blamed the delay in repairing the north harbour wall on a shortage of the granite needed to match the original wall.", "subjects": ["Calderhaven harbour authority", "Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 1, "outcome": "matched", "stated": 0.8, "content": "Pendry Marine, the contractor for the Calderhaven north harbour wall repair, said the Calderhaven harbour authority had not yet approved the final design.", "subjects": ["Pendry Marine", "Calderhaven harbour authority", "Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 1, "outcome": "matched", "stated": 0.8, "content": "Pendry Marine said that granite was available for the Calderhaven north harbour wall repair.", "subjects": ["Pendry Marine", "Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 1, "outcome": "matched", "stated": 0.88, "content": "Fishing boats have been unable to use the north berths of Calderhaven harbour since January 2026.", "subjects": ["Calderhaven harbour", "fishing boats"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 1, "outcome": "matched", "stated": 0.55, "content": "The Calderhaven harbourmaster estimated that the closure of the north berths has cost the fishing fleet somewhere around \u00a3300,000 in lost landings.", "subjects": ["Calderhaven harbourmaster", "Calderhaven fishing fleet"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 1, "outcome": "spurious", "stated": 0.85, "content": "A public meeting about the Calderhaven north harbour wall repair will be held at the Calderhaven harbour office on 2 October 2026.", "subjects": ["Calderhaven harbour office", "Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 1, "outcome": "matched", "stated": 0.85, "content": "The original estimate for repairing Calderhaven's north harbour wall was \u00a32.1 million.", "subjects": ["Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 1, "outcome": "matched", "stated": 0.9, "content": "The contract value for repairing Calderhaven's north harbour wall is \u00a31.7 million.", "subjects": ["Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 1, "outcome": "spurious", "stated": 0.9, "content": "An earlier version of this Calderhaven Gazette article incorrectly stated that the repair of the north harbour wall would cost \u00a32.1 million.", "subjects": ["Calderhaven Gazette article"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 2, "outcome": "matched", "stated": 0.92, "content": "Tamberly Freight runs 260 refrigerated trucks out of three depots in the English Midlands.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Until July 2026, Tamberly Freight's route planner ran once a night, at 02:00.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Until July 2026, Tamberly Freight drivers received the next day's routes on a printed manifest.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 2, "outcome": "matched", "stated": 0.92, "content": "In July 2026, Tamberly Freight replaced the nightly batch route planner with an event-driven planner that re-plans a route whenever an order is added, cancelled or delayed.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Each change to an order at Tamberly Freight is published to a message queue.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Tamberly Freight's event-driven planner recomputes only the routes that touch the affected depot.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "After eight weeks of operation, the average time from an order being placed to it appearing on a driver's route at Tamberly Freight fell from 19 hours to 40 minutes.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "After eight weeks of operation, Tamberly Freight's empty running (share of kilometres driven with no load) dropped from 23 percent to 17 percent.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "Tamberly Freight considered buying a commercial routing service instead of building the event-driven planner.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 2, "outcome": "matched", "stated": 0.88, "content": "Tamberly Freight rejected buying a commercial routing service because none of the three vendors it spoke to supported temperature-zone constraints.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 2, "outcome": "matched", "stated": 0.88, "content": "Every one of Tamberly Freight's loads has a temperature-zone constraint.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 2, "outcome": "spurious", "stated": 0.9, "content": "The migration to the event-driven planner at Tamberly Freight took a team of five engineers eleven weeks.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 2, "outcome": "spurious", "stated": 0.85, "content": "Printed manifests are still produced as a backup at Tamberly Freight as of September 2026.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 2, "outcome": "matched", "stated": 0.8, "content": "Printed manifests at Tamberly Freight will be retired in January 2027.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Ashcombe Vale's public library reopened on Saturday, 19 September 2026, in the town's former bus depot on Quarry Road, Ashcombe Vale.", "subjects": ["Ashcombe Vale's public library", "Quarry Road bus depot (Ashcombe Vale)"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "spurious", "stated": 0.85, "content": "The former bus depot that now houses Ashcombe Vale's public library is located on Quarry Road, Ashcombe Vale.", "subjects": ["Quarry Road bus depot (Ashcombe Vale)"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "matched", "stated": 0.75, "content": "Ashcombe Vale's old library building on the High Street closed in approximately 2024 because of subsidence.", "subjects": ["Ashcombe Vale's old library building"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "spurious", "stated": 0.8, "content": "Ashcombe Vale's old library building was located on the High Street, Ashcombe Vale.", "subjects": ["Ashcombe Vale's old library building"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "spurious", "stated": 0.9, "content": "The conversion of the former bus depot into Ashcombe Vale's public library cost \u00a33.4 million.", "subjects": ["Ashcombe Vale's public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "spurious", "stated": 0.9, "content": "\u00a31.1 million of the \u00a33.4 million cost to convert the former bus depot into Ashcombe Vale's public library came from a national lottery heritage grant.", "subjects": ["Ashcombe Vale's public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "spurious", "stated": 0.85, "content": "The remainder of the \u00a33.4 million cost to convert the former bus depot into Ashcombe Vale's public library came from the district council.", "subjects": ["Ashcombe Vale's public library", "district council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "matched", "stated": 0.9, "content": "The new Ashcombe Vale library has 1,850 square metres of floor space.", "subjects": ["Ashcombe Vale's public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "matched", "stated": 0.78, "content": "The new Ashcombe Vale library's floor space is about twice that of the old library building.", "subjects": ["Ashcombe Vale's public library", "Ashcombe Vale's old library building"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "spurious", "stated": 0.9, "content": "The new Ashcombe Vale library holds 46,000 books.", "subjects": ["Ashcombe Vale's public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "matched", "stated": 0.9, "content": "The new Ashcombe Vale library is open seven days a week.", "subjects": ["Ashcombe Vale's public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "spurious", "stated": 0.9, "content": "The new Ashcombe Vale library is open from 9:00 to 20:00 on weekdays.", "subjects": ["Ashcombe Vale's public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "spurious", "stated": 0.9, "content": "The new Ashcombe Vale library is open from 10:00 to 16:00 at weekends.", "subjects": ["Ashcombe Vale's public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Ashcombe Vale's old library building was closed on Sundays.", "subjects": ["Ashcombe Vale's old library building"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "matched", "stated": 0.88, "content": "The former bus depot's inspection pit has been kept under a glass floor in the children's section of the new Ashcombe Vale library.", "subjects": ["Ashcombe Vale's public library", "Quarry Road bus depot (Ashcombe Vale)"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Ines Calloway is the head librarian of Ashcombe Vale's public library.", "subjects": ["Ines Calloway", "Ashcombe Vale's public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "matched", "stated": 0.85, "content": "Ines Calloway said, \"We wanted people to see what the building used to be.\"", "subjects": ["Ines Calloway"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "spurious", "stated": 0.8, "content": "Around 1,200 people visited Ashcombe Vale's public library on its opening day, 19 September 2026.", "subjects": ["Ashcombe Vale's public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 2, "outcome": "matched", "stated": 0.7, "content": "A caf\u00e9 run by the Vale Community Kitchen charity will open in the Ashcombe Vale public library building in November 2026.", "subjects": ["Vale Community Kitchen", "Ashcombe Vale's public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 2, "outcome": "matched", "stated": 0.92, "content": "Hearthwell Bakery was founded in 1994 as a cooperative by six bakers.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "The six founding members of Hearthwell Bakery had all been laid off when the Morrow & Pike flour mill in Lindfield closed.", "subjects": ["Hearthwell Bakery", "Morrow & Pike flour mill"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Each founding member of Hearthwell Bakery put in \u00a32,000.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "The Hearthwell Bakery cooperative still pays every member the same hourly wage.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 2, "outcome": "matched", "stated": 0.88, "content": "Crumbworth opened on the same street as Hearthwell Bakery in 1996.", "subjects": ["Crumbworth", "Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "Crumbworth now supplies 140 supermarkets from a factory outside Lindfield.", "subjects": ["Crumbworth"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 2, "outcome": "spurious", "stated": 0.82, "content": "Crumbworth operates a factory outside Lindfield.", "subjects": ["Crumbworth", "Lindfield"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Hearthwell Bakery has one shop and one oven.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 2, "outcome": "spurious", "stated": 0.9, "content": "Hearthwell Bakery's oven is a wood-fired oven built in 1994.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 2, "outcome": "matched", "stated": 0.88, "content": "Hearthwell Bakery's wood-fired oven, built in 1994, is still in daily use as of 30 August 2026.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "The Hearthwell Bakery cooperative voted against expansion in 2008 when a supermarket chain offered it a supply contract.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "The Hearthwell Bakery cooperative voted against expansion in 2019 when the council offered it a second unit at a reduced rent.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Both of Hearthwell Bakery's votes against expansion (2008 and 2019) were unanimous.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 2, "outcome": "matched", "stated": 0.88, "content": "Hearthwell Bakery's membership has grown from six to eleven over thirty-two years, from 1994 to 2026.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 2, "outcome": "matched", "stated": 0.82, "content": "Hearthwell Bakery sells around 900 loaves on a Saturday.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "Hearthwell Bakery's shop closes when its loaves are sold out.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 2, "outcome": "matched", "stated": 0.92, "content": "The Corran Point station measures sea level and water temperature at the mouth of the Corran estuary every ten minutes.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 2, "outcome": "matched", "stated": 0.92, "content": "The Corran Point station has run without a gap since 1987.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "The Corran Point station holds the longest unbroken sea-level and temperature measurement record on this coast.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "As of September 2026, mean sea level at the Corran Point station is 11 centimetres higher than it was in 1987.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Summer surface water temperature at the Corran Point station has risen by 1.4 degrees since 1987.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 2, "outcome": "matched", "stated": 0.92, "content": "The Corran Estuary Trust owns the Corran Point station.", "subjects": ["Corran Estuary Trust", "Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 2, "outcome": "matched", "stated": 0.92, "content": "Kofi Ansah-Brandt is the only full-time staff member at the Corran Point station.", "subjects": ["Kofi Ansah-Brandt", "Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Two volunteers check the sensors at the Corran Point station each week.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 2, "outcome": "matched", "stated": 0.8, "content": "The Corran Point station is adding a salinity sensor in October 2026.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 2, "outcome": "matched", "stated": 0.3, "content": "Kofi Ansah-Brandt guesses that the salt wedge in the Corran estuary is moving further upstream each year.", "subjects": ["Kofi Ansah-Brandt", "Corran estuary"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 2, "outcome": "spurious", "stated": 0.85, "content": "There is no data yet showing that the salt wedge in the Corran estuary is moving further upstream each year.", "subjects": ["Corran estuary"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 2, "outcome": "matched", "stated": 0.93, "content": "Skerrin Island Ferries carried 412,000 passengers in the six months to 30 June 2026.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Skerrin Island Ferries carried 371,000 passengers in the six months to 30 June 2025.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 2, "outcome": "matched", "stated": 0.92, "content": "Skerrin Island Ferries' vehicle crossings rose from 58,000 in the six months to 30 June 2025 to 63,500 in the six months to 30 June 2026.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 2, "outcome": "matched", "stated": 0.93, "content": "Skerrin Island Ferries' revenue for the six months to 30 June 2026 was \u00a39.8 million.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 2, "outcome": "matched", "stated": 0.93, "content": "Skerrin Island Ferries' operating profit for the six months to 30 June 2026 was \u00a31.2 million.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Fuel was Skerrin Island Ferries' largest single cost at \u00a32.6 million for the six months to 30 June 2026.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 2, "outcome": "matched", "stated": 0.92, "content": "The hybrid vessel MV Aird Mhor entered service on 3 March 2026.", "subjects": ["MV Aird Mhor"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 2, "outcome": "spurious", "stated": 0.88, "content": "MV Aird Mhor makes eight of the eighteen daily crossings operated by Skerrin Island Ferries.", "subjects": ["MV Aird Mhor", "Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 2, "outcome": "matched", "stated": 0.88, "content": "On the crossings it operates, MV Aird Mhor uses 31 percent less diesel than the vessel it replaced.", "subjects": ["MV Aird Mhor"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Skerrin Island Ferries' punctuality, measured as departures within five minutes of the timetable, was 94.2 percent for the six months to 30 June 2026.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 2, "outcome": "spurious", "stated": 0.9, "content": "Forty-one Skerrin Island Ferries sailings were cancelled for weather in the first half of 2026.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Sixty-six Skerrin Island Ferries sailings were cancelled for weather in the first half of 2025.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "The board of Skerrin Island Ferries has approved an order for a second hybrid vessel.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 2, "outcome": "spurious", "stated": 0.65, "content": "Skerrin Island Ferries' second hybrid vessel is due in 2028.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Card payments through Quillon failed for 47 minutes on 4 September 2026, from 14:12 to 14:59 UTC.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 2, "outcome": "matched", "stated": 0.92, "content": "The 47-minute outage window from 14:12 to 14:59 UTC on 4 September 2026 is confirmed from Quillon's gateway logs.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 2, "outcome": "matched", "stated": 0.75, "content": "Roughly 18,000 transactions were declined during the 4 September 2026 Quillon payments outage.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 2, "outcome": "spurious", "stated": 0.6, "content": "The exact figure of declined transactions from the 4 September 2026 Quillon payments outage will change as merchants report retries.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Quillon does not yet know the cause of the 4 September 2026 payments outage.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 2, "outcome": "matched", "stated": 0.55, "content": "Quillon's leading hypothesis is that a certificate rotation on the card-network link at 14:10 UTC on 4 September 2026 left one of three gateway nodes presenting an expired certificate.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "Quillon has not reproduced the hypothesized certificate rotation failure as the cause of the 4 September 2026 outage.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 2, "outcome": "matched", "stated": 0.88, "content": "Quillon has ruled out a database fault as the cause of the 4 September 2026 payments outage.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 2, "outcome": "spurious", "stated": 0.88, "content": "The Quillon payments database showed normal latency throughout the 4 September 2026 outage.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 2, "outcome": "spurious", "stated": 0.75, "content": "It is unclear why traffic was not automatically drained from the affected gateway node during the 4 September 2026 Quillon payments outage.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 2, "outcome": "spurious", "stated": 0.35, "content": "The health check for the affected gateway node may have been testing the wrong endpoint during the 4 September 2026 outage, though this has not been confirmed.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 2, "outcome": "spurious", "stated": 0.65, "content": "A full review of the 4 September 2026 Quillon payments outage will be published by 30 September 2026.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "No customer card data was exposed in the 4 September 2026 Quillon payments outage.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 2, "outcome": "matched", "stated": 0.92, "content": "Nine member farms of the Brackenridge Farm Network undersowed winter wheat with white clover in 2025 and 2026.", "subjects": ["Brackenridge Farm Network", "winter wheat", "white clover"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Each of the nine participating farms left a matched strip without clover alongside the undersown strip.", "subjects": ["Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "A tenth farm participating in the clover undersowing trial dropped out after its strip flooded in February.", "subjects": ["Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "The tenth farm that dropped out is excluded from every figure in the second-year clover undersowing trial results.", "subjects": ["Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "Across the nine farms, nitrogen fertiliser use on the clover strips was 28 percent lower than on the matched strips.", "subjects": ["Brackenridge Farm Network", "white clover"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "Yields on the clover strips ranged from 4 percent lower to 2 percent higher than the matched strips.", "subjects": ["Brackenridge Farm Network", "white clover"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 2, "outcome": "matched", "stated": 0.75, "content": "The wide range in yield results occurred because two of the nine farms harvested late in wet weather.", "subjects": ["Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 2, "outcome": "matched", "stated": 0.8, "content": "Earthworm counts were higher on the clover strips than the matched strips on seven of the nine farms.", "subjects": ["Brackenridge Farm Network", "white clover"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 2, "outcome": "matched", "stated": 0.7, "content": "The difference in earthworm counts between clover strips and matched strips was not statistically significant.", "subjects": ["Brackenridge Farm Network", "white clover"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 2, "outcome": "spurious", "stated": 0.5, "content": "The best estimate of the Brackenridge Farm Network is that a farm adopting clover undersowing would break even within three seasons.", "subjects": ["Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 2, "outcome": "spurious", "stated": 0.55, "content": "The break-even estimate for clover undersowing rests on the fertiliser price in 2026.", "subjects": ["Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 2, "outcome": "matched", "stated": 0.6, "content": "A third year of the clover undersowing trial is planned if funding from the regional soils fund is renewed in December 2026.", "subjects": ["Brackenridge Farm Network", "regional soils fund"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 2, "outcome": "matched", "stated": 0.92, "content": "MS 1172 is a two-page letter describing the collapse of the Wheal Tressa mine engine house.", "subjects": ["MS 1172", "Wheal Tressa mine"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 2, "outcome": "matched", "stated": 0.92, "content": "MS 1172 is unsigned.", "subjects": ["MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 2, "outcome": "matched", "stated": 0.9, "content": "MS 1172 was given to the Dunmere County Record Office in 1964 by a private donor.", "subjects": ["MS 1172", "Dunmere County Record Office"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "Nothing is known of where MS 1172 was before it was given to the Dunmere County Record Office in 1964.", "subjects": ["MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 2, "outcome": "matched", "stated": 0.88, "content": "MS 1172 has traditionally been attributed to the mine captain Josiah Penhallow.", "subjects": ["MS 1172", "Josiah Penhallow"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "The handwriting of MS 1172 is close to that of Josiah Penhallow's surviving account books.", "subjects": ["MS 1172", "Josiah Penhallow"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 2, "outcome": "matched", "stated": 0.88, "content": "The writer of MS 1172 refers to \"my men\" in the letter.", "subjects": ["MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "Dr Lowenna Tresize has argued that MS 1172 was written by Keziah Penhallow, the daughter of Josiah Penhallow, rather than by Josiah Penhallow.", "subjects": ["Dr Lowenna Tresize", "MS 1172", "Keziah Penhallow", "Josiah Penhallow"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 2, "outcome": "matched", "stated": 0.8, "content": "Keziah Penhallow kept the Wheal Tressa mine's correspondence.", "subjects": ["Keziah Penhallow", "Wheal Tressa mine"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 2, "outcome": "spurious", "stated": 0.82, "content": "Dr Lowenna Tresize points out that MS 1172 uses spellings found in Keziah Penhallow's letters.", "subjects": ["Dr Lowenna Tresize", "MS 1172", "Keziah Penhallow"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 2, "outcome": "matched", "stated": 0.82, "content": "Dr Lowenna Tresize points out that the spellings used in MS 1172 never appear in Josiah Penhallow's letters.", "subjects": ["Dr Lowenna Tresize", "MS 1172", "Josiah Penhallow"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 2, "outcome": "spurious", "stated": 0.88, "content": "The Dunmere County Record Office does not take a view on whether MS 1172 was written by Josiah Penhallow or Keziah Penhallow.", "subjects": ["Dunmere County Record Office", "MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 2, "outcome": "spurious", "stated": 0.9, "content": "The Dunmere County Record Office catalogues MS 1172 as \"attributed to Josiah Penhallow, attribution disputed\".", "subjects": ["Dunmere County Record Office", "MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "The watermark of the paper of MS 1172 dates it to between 1838 and 1846.", "subjects": ["MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 2, "outcome": "matched", "stated": 0.75, "content": "The Wheal Tressa mine engine house collapse described in MS 1172 is usually dated to 1841.", "subjects": ["Wheal Tressa mine", "MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "No newspaper report of the Wheal Tressa mine engine house collapse has been found.", "subjects": ["Wheal Tressa mine"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 2, "outcome": "matched", "stated": 0.93, "content": "Ferrisford Town Council's spending in the 2026\u201327 fiscal year is \u00a314.2 million.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "Ferrisford Town Council forecasts a gap between expected spending and expected income of between \u00a30.9 million and \u00a31.6 million for the 2027\u201328 fiscal year.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 2, "outcome": "spurious", "stated": 0.8, "content": "The width of Ferrisford Town Council's forecast budget gap range for 2027\u201328 is mostly due to uncertainty over the Ferrisford leisure centre (pool).", "subjects": ["Ferrisford Town Council", "Ferrisford pool"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 2, "outcome": "matched", "stated": 0.75, "content": "Ferrisford Town Council's councillors will vote in November 2026 on whether to close the Ferrisford pool.", "subjects": ["Ferrisford Town Council", "Ferrisford pool"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 2, "outcome": "matched", "stated": 0.7, "content": "If Ferrisford Town Council's councillors vote to close the Ferrisford pool, the forecast budget gap would fall by about \u00a30.5 million a year.", "subjects": ["Ferrisford Town Council", "Ferrisford pool"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 2, "outcome": "matched", "stated": 0.65, "content": "If the Ferrisford pool is kept open, its boiler is expected to need replacing within two years at an estimated cost of \u00a30.8 million.", "subjects": ["Ferrisford pool"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 2, "outcome": "spurious", "stated": 0.9, "content": "Ferrisford Town Council has assumed council tax will rise by 4.99 percent, the maximum allowed without a local referendum.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "A council tax rise of 4.99 percent is the maximum increase allowed without triggering a local referendum.", "subjects": []}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 2, "outcome": "spurious", "stated": 0.8, "content": "Each percentage point by which Ferrisford's council tax rise falls below 4.99 percent adds roughly \u00a385,000 to Ferrisford Town Council's forecast budget gap.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 2, "outcome": "matched", "stated": 0.88, "content": "Ferrisford Town Council's income forecast assumes car-parking revenue returns to its 2019 level.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 2, "outcome": "matched", "stated": 0.75, "content": "The Office of the Town Treasurer believes the assumption that car-parking revenue will return to its 2019 level is optimistic.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "Car-parking revenue in Ferrisford has recovered to about 80 percent of its 2019 level as of 1 October 2026.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 2, "outcome": "spurious", "stated": 0.9, "content": "A draft budget will go to Ferrisford Town Council's full council meeting on 9 February 2027.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "Repairs to Calderhaven's north harbour wall will not start until spring 2027, according to the harbour authority's statement on 15 September 2026 (Tuesday).", "subjects": ["Calderhaven north harbour wall", "Calderhaven harbour authority"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 2, "outcome": "matched", "stated": 0.92, "content": "Calderhaven's north harbour wall was damaged in the storm of January 2026.", "subjects": ["Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "Work on repairing Calderhaven's north harbour wall had been due to start in September 2026.", "subjects": ["Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "Calderhaven's harbour authority blamed the delay in repairing the north harbour wall on a shortage of the granite needed to match the original wall.", "subjects": ["Calderhaven harbour authority", "Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 2, "outcome": "spurious", "stated": 0.8, "content": "Pendry Marine, the contractor, said that Calderhaven's harbour authority had not yet approved the final design for the north harbour wall repair.", "subjects": ["Pendry Marine", "Calderhaven harbour authority", "Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 2, "outcome": "spurious", "stated": 0.8, "content": "Pendry Marine said that granite needed for the Calderhaven north harbour wall repair was available.", "subjects": ["Pendry Marine"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 2, "outcome": "matched", "stated": 0.88, "content": "Fishing boats have been unable to use the north berths at Calderhaven harbour since January 2026.", "subjects": ["Calderhaven harbour north berths", "Calderhaven fishing fleet"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 2, "outcome": "matched", "stated": 0.55, "content": "The Calderhaven harbourmaster estimated that the closure of the north berths has cost the fishing fleet around \u00a3300,000 in lost landings.", "subjects": ["Calderhaven harbourmaster", "Calderhaven fishing fleet"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 2, "outcome": "spurious", "stated": 0.75, "content": "The Calderhaven harbourmaster said the \u00a3300,000 estimate of lost landings was a rough figure.", "subjects": ["Calderhaven harbourmaster"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 2, "outcome": "spurious", "stated": 0.88, "content": "A public meeting about the Calderhaven north harbour wall repair will be held at the Calderhaven harbour office on 2 October 2026.", "subjects": ["Calderhaven harbour office"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 2, "outcome": "matched", "stated": 0.88, "content": "The contract value for the Calderhaven north harbour wall repair is \u00a31.7 million.", "subjects": ["Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 2, "outcome": "matched", "stated": 0.85, "content": "The original estimate for the Calderhaven north harbour wall repair was \u00a32.1 million.", "subjects": ["Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 2, "outcome": "spurious", "stated": 0.9, "content": "An earlier version of this article incorrectly stated that the Calderhaven north harbour wall repair would cost \u00a32.1 million.", "subjects": ["Calderhaven Gazette article"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 3, "outcome": "matched", "stated": 0.92, "content": "Tamberly Freight runs 260 refrigerated trucks out of three depots in the English Midlands.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Until July 2026, Tamberly Freight's route planner ran once a night, at 02:00.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Until July 2026, Tamberly Freight drivers received the next day's routes on a printed manifest.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 3, "outcome": "matched", "stated": 0.92, "content": "In July 2026, Tamberly Freight replaced the nightly batch route planner with an event-driven planner.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Tamberly Freight's event-driven planner re-plans a route whenever an order is added, cancelled or delayed.", "subjects": ["Tamberly Freight", "event-driven planner"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Each change to an order at Tamberly Freight is published to a message queue.", "subjects": ["Tamberly Freight", "event-driven planner"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Tamberly Freight's event-driven planner recomputes only the routes that touch the affected depot.", "subjects": ["Tamberly Freight", "event-driven planner"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 3, "outcome": "spurious", "stated": 0.88, "content": "After eight weeks of operation, the average time from an order being placed at Tamberly Freight to it appearing on a driver's route fell from 19 hours to 40 minutes.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 3, "outcome": "matched", "stated": 0.88, "content": "After eight weeks of operation, Tamberly Freight's empty running (share of kilometres driven with no load) dropped from 23 percent to 17 percent.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 3, "outcome": "matched", "stated": 0.85, "content": "Tamberly Freight considered buying a commercial routing service instead of building the event-driven planner.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 3, "outcome": "matched", "stated": 0.88, "content": "Tamberly Freight rejected buying a commercial routing service because none of the three vendors it spoke to supported temperature-zone constraints.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 3, "outcome": "matched", "stated": 0.88, "content": "Every one of Tamberly Freight's loads has a temperature-zone constraint.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 3, "outcome": "spurious", "stated": 0.88, "content": "The migration to the event-driven planner took a team of five engineers eleven weeks at Tamberly Freight.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 3, "outcome": "matched", "stated": 0.85, "content": "As of 14 September 2026, printed manifests are still produced as a backup at Tamberly Freight.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-001", "run": 3, "outcome": "matched", "stated": 0.8, "content": "Printed manifests at Tamberly Freight will be retired in January 2027.", "subjects": ["Tamberly Freight"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "matched", "stated": 0.92, "content": "Ashcombe Vale's public library reopened on Saturday 19 September 2026 in the town's former bus depot on Quarry Road.", "subjects": ["Ashcombe Vale public library", "Quarry Road bus depot"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "spurious", "stated": 0.9, "content": "Ashcombe Vale's public library is located in the former bus depot on Quarry Road, Ashcombe Vale.", "subjects": ["Ashcombe Vale public library", "Quarry Road bus depot"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "spurious", "stated": 0.88, "content": "Ashcombe Vale's public library's old building was on the High Street, Ashcombe Vale.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Ashcombe Vale's old library building on the High Street closed because of subsidence.", "subjects": ["Ashcombe Vale public library old building"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "spurious", "stated": 0.75, "content": "Ashcombe Vale's old library building on the High Street closed around September 2024, approximately two years before the new library's reopening on 19 September 2026.", "subjects": ["Ashcombe Vale public library old building"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "spurious", "stated": 0.92, "content": "The conversion of the former bus depot into Ashcombe Vale's new public library cost \u00a33.4 million.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "spurious", "stated": 0.9, "content": "\u00a31.1 million of the \u00a33.4 million cost to convert the former bus depot into Ashcombe Vale's new public library came from a national lottery heritage grant.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "spurious", "stated": 0.9, "content": "The remainder of the \u00a33.4 million cost to convert the former bus depot into Ashcombe Vale's new public library came from the district council.", "subjects": ["Ashcombe Vale public library", "district council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "matched", "stated": 0.92, "content": "Ashcombe Vale's new public library has 1,850 square metres of floor space.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "spurious", "stated": 0.8, "content": "Ashcombe Vale's new public library's floor space of 1,850 square metres is about twice that of the old library building.", "subjects": ["Ashcombe Vale public library", "Ashcombe Vale public library old building"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "spurious", "stated": 0.92, "content": "Ashcombe Vale's new public library holds 46,000 books.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "spurious", "stated": 0.92, "content": "Ashcombe Vale's new public library is open seven days a week.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "spurious", "stated": 0.9, "content": "Ashcombe Vale's new public library is open from 9:00 to 20:00 on weekdays.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "spurious", "stated": 0.9, "content": "Ashcombe Vale's new public library is open from 10:00 to 16:00 at weekends.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "matched", "stated": 0.88, "content": "Ashcombe Vale's old library building was closed on Sundays.", "subjects": ["Ashcombe Vale public library old building"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "matched", "stated": 0.9, "content": "The former bus depot's inspection pit has been kept under a glass floor in the children's section of Ashcombe Vale's new public library.", "subjects": ["Ashcombe Vale public library", "Quarry Road bus depot"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Ines Calloway is the head librarian of Ashcombe Vale's public library.", "subjects": ["Ines Calloway", "Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "spurious", "stated": 0.85, "content": "Ines Calloway said, \"We wanted people to see what the building used to be,\" referring to the preserved inspection pit in Ashcombe Vale's new public library.", "subjects": ["Ines Calloway"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "spurious", "stated": 0.8, "content": "Around 1,200 people visited Ashcombe Vale's new public library on its opening day, 19 September 2026.", "subjects": ["Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-article-002", "run": 3, "outcome": "matched", "stated": 0.75, "content": "A caf\u00e9 run by the Vale Community Kitchen charity will open in Ashcombe Vale's new public library building in November 2026.", "subjects": ["Vale Community Kitchen", "Ashcombe Vale public library"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 3, "outcome": "matched", "stated": 0.95, "content": "Hearthwell Bakery was founded in 1994 as a cooperative by six bakers.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "The six bakers who founded Hearthwell Bakery had all been laid off when the Morrow & Pike flour mill in Lindfield closed.", "subjects": ["Hearthwell Bakery", "Morrow & Pike flour mill", "Lindfield"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 3, "outcome": "spurious", "stated": 0.9, "content": "The Morrow & Pike flour mill in Lindfield closed.", "subjects": ["Morrow & Pike flour mill", "Lindfield"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Each of the six founding members of Hearthwell Bakery put in \u00a32,000.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "The Hearthwell Bakery cooperative still pays every member the same hourly wage as of 30 August 2026.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Crumbworth opened on the same street as Hearthwell Bakery in 1996.", "subjects": ["Crumbworth", "Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 3, "outcome": "matched", "stated": 0.85, "content": "Crumbworth now supplies 140 supermarkets from a factory outside the town where it is located.", "subjects": ["Crumbworth"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Hearthwell Bakery has one shop and one oven.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Hearthwell Bakery's oven is a wood-fired oven built in 1994 that is still in daily use as of 30 August 2026.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "The Hearthwell Bakery cooperative voted against expansion in 2008 when a supermarket chain offered it a supply contract.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "The Hearthwell Bakery cooperative voted against expansion in 2019 when the council offered it a second unit at a reduced rent.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Both the 2008 and 2019 votes against expansion by the Hearthwell Bakery cooperative were unanimous.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Hearthwell Bakery's membership has grown only from six to eleven members over the thirty-two years from 1994 to 2026.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 3, "outcome": "matched", "stated": 0.8, "content": "Hearthwell Bakery's shop sells around 900 loaves on a Saturday.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-essay-001", "run": 3, "outcome": "matched", "stated": 0.85, "content": "Hearthwell Bakery's shop closes when its loaves are gone.", "subjects": ["Hearthwell Bakery"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 3, "outcome": "matched", "stated": 0.92, "content": "The Corran Point station measures sea level and water temperature at the mouth of the Corran estuary every ten minutes.", "subjects": ["Corran Point station", "Corran estuary"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 3, "outcome": "matched", "stated": 0.92, "content": "The Corran Point station has run without a gap since 1987.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 3, "outcome": "matched", "stated": 0.85, "content": "The Corran Point station's record is the longest unbroken record on the coast where it is located.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Mean sea level at the Corran Point station in 2026 is 11 centimetres higher than it was in 1987.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Summer surface temperature at the Corran Point station has risen by 1.4 degrees since 1987.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 3, "outcome": "matched", "stated": 0.92, "content": "The Corran Estuary Trust owns the Corran Point station.", "subjects": ["Corran Estuary Trust", "Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 3, "outcome": "matched", "stated": 0.92, "content": "Kofi Ansah-Brandt is the only full-time staff member of the Corran Point station.", "subjects": ["Kofi Ansah-Brandt", "Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Two volunteers check the sensors at the Corran Point station each week.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 3, "outcome": "matched", "stated": 0.75, "content": "The Corran Point station is adding a salinity sensor in October 2026.", "subjects": ["Corran Point station"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 3, "outcome": "matched", "stated": 0.3, "content": "Kofi Ansah-Brandt guesses that the salt wedge in the Corran estuary is moving further upstream each year.", "subjects": ["Kofi Ansah-Brandt", "Corran estuary"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-interview-001", "run": 3, "outcome": "spurious", "stated": 0.85, "content": "There is no data showing that the salt wedge in the Corran estuary is moving further upstream each year.", "subjects": ["Corran estuary"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 3, "outcome": "matched", "stated": 0.93, "content": "Skerrin Island Ferries carried 412,000 passengers in the six months to 30 June 2026.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Skerrin Island Ferries carried 371,000 passengers in the six months to 30 June 2025.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 3, "outcome": "matched", "stated": 0.88, "content": "Skerrin Island Ferries had 58,000 vehicle crossings in the six months to 30 June 2025.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Skerrin Island Ferries had 63,500 vehicle crossings in the six months to 30 June 2026.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 3, "outcome": "matched", "stated": 0.92, "content": "Skerrin Island Ferries' revenue for the six months to 30 June 2026 was \u00a39.8 million.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 3, "outcome": "matched", "stated": 0.92, "content": "Skerrin Island Ferries' operating profit for the six months to 30 June 2026 was \u00a31.2 million.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Fuel was Skerrin Island Ferries' largest single cost in the six months to 30 June 2026, at \u00a32.6 million.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 3, "outcome": "matched", "stated": 0.93, "content": "The hybrid vessel MV Aird Mhor entered service on 3 March 2026.", "subjects": ["MV Aird Mhor", "Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 3, "outcome": "spurious", "stated": 0.88, "content": "MV Aird Mhor now makes eight of the eighteen daily crossings operated by Skerrin Island Ferries.", "subjects": ["MV Aird Mhor", "Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 3, "outcome": "matched", "stated": 0.85, "content": "On the crossings it operates, MV Aird Mhor uses 31 percent less diesel than the vessel it replaced.", "subjects": ["MV Aird Mhor"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Skerrin Island Ferries' punctuality, measured as departures within five minutes of the timetable, was 94.2 percent in the six months to 30 June 2026.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 3, "outcome": "spurious", "stated": 0.9, "content": "Forty-one of Skerrin Island Ferries' sailings were cancelled for weather in the six months to 30 June 2026.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 3, "outcome": "spurious", "stated": 0.88, "content": "Sixty-six of Skerrin Island Ferries' sailings were cancelled for weather in the six months to 30 June 2025.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-report-001", "run": 3, "outcome": "matched", "stated": 0.87, "content": "The board of Skerrin Island Ferries has approved an order for a second hybrid vessel, due in 2028.", "subjects": ["Skerrin Island Ferries"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 3, "outcome": "matched", "stated": 0.92, "content": "Card payments through Quillon failed for 47 minutes on 4 September 2026, from 14:12 to 14:59 UTC.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "The 14:12 to 14:59 UTC outage window on 4 September 2026 is confirmed from Quillon's gateway logs.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 3, "outcome": "matched", "stated": 0.75, "content": "Roughly 18,000 transactions were declined during the 4 September 2026 Quillon payments outage.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 3, "outcome": "spurious", "stated": 0.65, "content": "The exact figure of declined transactions from the 4 September 2026 Quillon payments outage will change as merchants report retries.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Quillon does not yet know the cause of the 4 September 2026 payments outage.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 3, "outcome": "matched", "stated": 0.5, "content": "Quillon's leading hypothesis is that a certificate rotation on the card-network link at 14:10 UTC on 4 September 2026 left one of three gateway nodes presenting an expired certificate.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 3, "outcome": "spurious", "stated": 0.88, "content": "Quillon has not reproduced the certificate rotation issue it hypothesizes caused the 4 September 2026 payments outage.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Quillon has ruled out a database fault as the cause of the 4 September 2026 payments outage.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 3, "outcome": "spurious", "stated": 0.9, "content": "Quillon's payments database showed normal latency throughout the 4 September 2026 outage window.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 3, "outcome": "matched", "stated": 0.7, "content": "It is unclear why traffic was not drained from the affected gateway node automatically during the 4 September 2026 outage.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 3, "outcome": "spurious", "stated": 0.3, "content": "The health check for the affected gateway node may have been testing the wrong endpoint during the 4 September 2026 outage.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 3, "outcome": "spurious", "stated": 0.85, "content": "Quillon has not confirmed that the health check was testing the wrong endpoint for the affected gateway node during the 4 September 2026 outage.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 3, "outcome": "spurious", "stated": 0.75, "content": "A full review of the 4 September 2026 Quillon payments outage will be published by 30 September 2026.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-incident-001", "run": 3, "outcome": "matched", "stated": 0.92, "content": "No customer card data was exposed in the 4 September 2026 Quillon payments outage.", "subjects": ["Quillon Payments"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Nine member farms of Brackenridge Farm Network undersowed winter wheat with white clover in 2025 and 2026, leaving a matched strip on each farm without clover.", "subjects": ["Brackenridge Farm Network", "clover undersowing trial"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "A tenth farm in the Brackenridge Farm Network clover undersowing trial dropped out after its strip flooded in February 2026.", "subjects": ["Brackenridge Farm Network", "clover undersowing trial"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 3, "outcome": "spurious", "stated": 0.92, "content": "The tenth farm that dropped out is excluded from every figure in the Brackenridge Farm Network clover undersowing trial report.", "subjects": ["Brackenridge Farm Network", "clover undersowing trial"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Across the nine participating farms, nitrogen fertiliser use on the clover strips was 28 percent lower than on the matched strips without clover.", "subjects": ["clover undersowing trial", "Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 3, "outcome": "matched", "stated": 0.85, "content": "Yields on the clover strips were between 4 percent lower and 2 percent higher than the matched strips without clover.", "subjects": ["clover undersowing trial", "Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 3, "outcome": "spurious", "stated": 0.75, "content": "The wide range in yield differences between clover and matched strips occurred because two of the nine farms harvested late in wet weather.", "subjects": ["clover undersowing trial", "Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 3, "outcome": "matched", "stated": 0.85, "content": "Earthworm counts were higher on the clover strips than on the matched strips on seven of the nine participating farms.", "subjects": ["clover undersowing trial", "Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 3, "outcome": "matched", "stated": 0.8, "content": "The higher earthworm counts observed on clover strips were not statistically significant.", "subjects": ["clover undersowing trial", "Brackenridge Farm Network"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 3, "outcome": "spurious", "stated": 0.55, "content": "Brackenridge Farm Network's best estimate is that a farm adopting clover undersowing would break even within three seasons.", "subjects": ["Brackenridge Farm Network", "clover undersowing trial"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 3, "outcome": "spurious", "stated": 0.5, "content": "Brackenridge Farm Network's break-even estimate for clover undersowing rests on the fertiliser price in 2026 and could be wrong.", "subjects": ["Brackenridge Farm Network", "clover undersowing trial"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-trial-001", "run": 3, "outcome": "spurious", "stated": 0.6, "content": "A third year of the Brackenridge Farm Network clover undersowing trial is planned if funding from the regional soils fund is renewed in December 2026.", "subjects": ["Brackenridge Farm Network", "clover undersowing trial", "regional soils fund"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 3, "outcome": "matched", "stated": 0.92, "content": "MS 1172 is a two-page letter describing the collapse of the Wheal Tressa mine engine house.", "subjects": ["MS 1172", "Wheal Tressa mine"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 3, "outcome": "matched", "stated": 0.92, "content": "MS 1172 is unsigned.", "subjects": ["MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "MS 1172 was given to the Dunmere County Record Office in 1964 by a private donor.", "subjects": ["MS 1172", "Dunmere County Record Office"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 3, "outcome": "matched", "stated": 0.88, "content": "Nothing is known of where MS 1172 was located before it was given to the Dunmere County Record Office in 1964.", "subjects": ["MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 3, "outcome": "matched", "stated": 0.85, "content": "MS 1172 has traditionally been attributed to the mine captain Josiah Penhallow.", "subjects": ["MS 1172", "Josiah Penhallow"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 3, "outcome": "matched", "stated": 0.82, "content": "The handwriting in MS 1172 is close to that of Josiah Penhallow's surviving account books.", "subjects": ["MS 1172", "Josiah Penhallow"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "The writer of MS 1172 refers to \"my men\" in the letter.", "subjects": ["MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 3, "outcome": "matched", "stated": 0.85, "content": "Dr Lowenna Tresize has argued that MS 1172 was written by Keziah, the daughter of Josiah Penhallow, rather than by Josiah Penhallow himself.", "subjects": ["Lowenna Tresize", "MS 1172", "Keziah Penhallow", "Josiah Penhallow"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 3, "outcome": "matched", "stated": 0.8, "content": "Keziah Penhallow kept the Wheal Tressa mine's correspondence.", "subjects": ["Keziah Penhallow", "Wheal Tressa mine"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 3, "outcome": "spurious", "stated": 0.8, "content": "Dr Lowenna Tresize points out that MS 1172 uses spellings found in Keziah Penhallow's letters.", "subjects": ["Lowenna Tresize", "MS 1172", "Keziah Penhallow"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 3, "outcome": "matched", "stated": 0.8, "content": "Dr Lowenna Tresize points out that the spellings found in MS 1172 never appear in Josiah Penhallow's letters.", "subjects": ["Lowenna Tresize", "MS 1172", "Josiah Penhallow"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 3, "outcome": "spurious", "stated": 0.9, "content": "The Dunmere County Record Office does not take a view on whether MS 1172 was written by Josiah Penhallow or Keziah Penhallow.", "subjects": ["Dunmere County Record Office", "MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 3, "outcome": "spurious", "stated": 0.92, "content": "The Dunmere County Record Office catalogues MS 1172 as \"attributed to Josiah Penhallow, attribution disputed\".", "subjects": ["Dunmere County Record Office", "MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 3, "outcome": "matched", "stated": 0.85, "content": "The watermark on the paper of MS 1172 dates it to between 1838 and 1846.", "subjects": ["MS 1172"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 3, "outcome": "matched", "stated": 0.7, "content": "The collapse of the Wheal Tressa mine engine house described in MS 1172 is usually dated to 1841.", "subjects": ["Wheal Tressa mine"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-archive-001", "run": 3, "outcome": "matched", "stated": 0.88, "content": "No newspaper report of the collapse of the Wheal Tressa mine engine house has been found.", "subjects": ["Wheal Tressa mine"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 3, "outcome": "matched", "stated": 0.93, "content": "Ferrisford Town Council's spending for 2026\u201327 is \u00a314.2 million.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 3, "outcome": "matched", "stated": 0.72, "content": "Ferrisford Town Council forecasts a gap of between \u00a30.9 million and \u00a31.6 million between expected spending and expected income for 2027\u201328.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 3, "outcome": "spurious", "stated": 0.8, "content": "The width of Ferrisford Town Council's forecast budget gap range for 2027\u201328 is mostly attributable to uncertainty over the Ferrisford leisure centre (pool).", "subjects": ["Ferrisford Town Council", "Ferrisford pool"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 3, "outcome": "matched", "stated": 0.75, "content": "Ferrisford Town Council's councillors are scheduled to vote in November 2026 on whether to close the Ferrisford pool.", "subjects": ["Ferrisford Town Council", "Ferrisford pool"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 3, "outcome": "matched", "stated": 0.6, "content": "If Ferrisford Town Council's councillors vote to close the Ferrisford pool, the forecast budget gap for 2027\u201328 would fall by about \u00a30.5 million a year.", "subjects": ["Ferrisford Town Council", "Ferrisford pool"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 3, "outcome": "matched", "stated": 0.58, "content": "If the Ferrisford pool remains open, its boiler is expected to need replacing within two years of 1 October 2026, at an estimated cost of \u00a30.8 million.", "subjects": ["Ferrisford pool"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 3, "outcome": "spurious", "stated": 0.85, "content": "Ferrisford Town Council's 2027\u201328 budget forecast assumes council tax rises by the maximum 4.99 percent allowed without a local referendum.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 3, "outcome": "matched", "stated": 0.78, "content": "Each percentage point by which Ferrisford's council tax rise falls below 4.99 percent adds roughly \u00a385,000 to Ferrisford Town Council's 2027\u201328 budget gap.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 3, "outcome": "matched", "stated": 0.85, "content": "Ferrisford Town Council's income forecast assumes car-parking revenue returns to its 2019 level.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 3, "outcome": "matched", "stated": 0.8, "content": "As of 1 October 2026, car-parking revenue in Ferrisford has recovered to about 80 percent of its 2019 level.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 3, "outcome": "matched", "stated": 0.65, "content": "The Office of the Town Treasurer considers the assumption that car-parking revenue will return to its 2019 level to be optimistic.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-forecast-001", "run": 3, "outcome": "matched", "stated": 0.85, "content": "A draft budget will go to Ferrisford Town Council's full council on 9 February 2027.", "subjects": ["Ferrisford Town Council"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 3, "outcome": "spurious", "stated": 0.85, "content": "An earlier version of the article about the Calderhaven harbour wall repair said the repair would cost \u00a32.1 million.", "subjects": ["Calderhaven Gazette", "Calderhaven harbour wall repair"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 3, "outcome": "matched", "stated": 0.92, "content": "The contract value for the Calderhaven harbour wall repair is \u00a31.7 million.", "subjects": ["Calderhaven harbour wall repair"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "\u00a32.1 million was the original estimate for the Calderhaven harbour wall repair.", "subjects": ["Calderhaven harbour wall repair"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 3, "outcome": "matched", "stated": 0.92, "content": "Calderhaven's north harbour wall was damaged in the storm of January 2026.", "subjects": ["Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 3, "outcome": "matched", "stated": 0.8, "content": "Repairs to Calderhaven's north harbour wall will not start until spring 2027, according to the harbour authority.", "subjects": ["Calderhaven north harbour wall", "harbour authority"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 3, "outcome": "matched", "stated": 0.85, "content": "Work on the repair of Calderhaven's north harbour wall had been due to start in September 2026.", "subjects": ["Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 3, "outcome": "matched", "stated": 0.85, "content": "The harbour authority blamed the delay in the Calderhaven north harbour wall repair on a shortage of the granite needed to match the original wall.", "subjects": ["harbour authority", "Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 3, "outcome": "matched", "stated": 0.85, "content": "Pendry Marine said the harbour authority had not yet approved the final design for the Calderhaven north harbour wall repair.", "subjects": ["Pendry Marine", "harbour authority", "Calderhaven north harbour wall"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 3, "outcome": "matched", "stated": 0.85, "content": "Pendry Marine said granite was available for the Calderhaven north harbour wall repair.", "subjects": ["Pendry Marine"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 3, "outcome": "matched", "stated": 0.9, "content": "Fishing boats have been unable to use the north berths at Calderhaven harbour since January 2026.", "subjects": ["Calderhaven harbour", "fishing boats"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 3, "outcome": "matched", "stated": 0.55, "content": "The Calderhaven harbourmaster estimated that the closure of the north berths has cost the fishing fleet somewhere around \u00a3300,000 in lost landings.", "subjects": ["Calderhaven harbourmaster", "Calderhaven fishing fleet"]}
{"provider_model": "anthropic:claude-sonnet-5", "extractor_version": "0.16.0", "suite": "prose-holdout-001", "suite_version": "0.1.0", "case": "hold-hedged-correction-001", "run": 3, "outcome": "spurious", "stated": 0.85, "content": "A public meeting about the Calderhaven harbour wall repair will be held at the harbour office on 2 October 2026.", "subjects": ["Calderhaven harbour office"]}