Triple

T2676089
Position Surface form Disambiguated ID Type / Status
Subject John Brown’s Fort E56462 entity
Predicate hasNameVariant P457 FINISHED
Object Engine House No. 2
Engine House No. 2, better known as John Brown’s Fort, is the historic Harpers Ferry firehouse where abolitionist John Brown made his final stand during his 1859 raid.
E287128 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Engine House No. 2 | Statement: [John Brown’s Fort, hasNameVariant, Engine House No. 2]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Engine House No. 2
Context triple: [John Brown’s Fort, hasNameVariant, Engine House No. 2]
  • A. Boiler House
    Boiler House is one of the main buildings of Tate Modern in London, housing contemporary art galleries and visitor facilities within the former Bankside Power Station.
  • B. Cannonball House
    Cannonball House is a historic 19th-century home and museum in Macon, Georgia, noted for damage it sustained during the American Civil War.
  • C. Hyatt Powerplant
    Hyatt Powerplant is a major hydroelectric generating facility in California that harnesses water from Lake Oroville as part of the State Water Project’s power and water delivery system.
  • D. Studio of the South
    Studio of the South was Vincent van Gogh’s ambitious artistic collaboration project in Arles, envisioned as a community of like-minded painters working and living together.
  • E. Waterhouse
    Waterhouse is a surname most notably associated with John William Waterhouse, the British painter famed for his Romantic and Pre-Raphaelite-style depictions of mythological and literary subjects.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Engine House No. 2
Triple: [John Brown’s Fort, hasNameVariant, Engine House No. 2]
Generated description
Engine House No. 2, better known as John Brown’s Fort, is the historic Harpers Ferry firehouse where abolitionist John Brown made his final stand during his 1859 raid.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Engine House No. 2
Target entity description: Engine House No. 2, better known as John Brown’s Fort, is the historic Harpers Ferry firehouse where abolitionist John Brown made his final stand during his 1859 raid.
  • A. Boiler House
    Boiler House is one of the main buildings of Tate Modern in London, housing contemporary art galleries and visitor facilities within the former Bankside Power Station.
  • B. Cannonball House
    Cannonball House is a historic 19th-century home and museum in Macon, Georgia, noted for damage it sustained during the American Civil War.
  • C. Hyatt Powerplant
    Hyatt Powerplant is a major hydroelectric generating facility in California that harnesses water from Lake Oroville as part of the State Water Project’s power and water delivery system.
  • D. Studio of the South
    Studio of the South was Vincent van Gogh’s ambitious artistic collaboration project in Arles, envisioned as a community of like-minded painters working and living together.
  • E. Waterhouse
    Waterhouse is a surname most notably associated with John William Waterhouse, the British painter famed for his Romantic and Pre-Raphaelite-style depictions of mythological and literary subjects.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ab4a4b13fc81909dfdb3f23da46832 completed March 6, 2026, 9:42 p.m.
NER Named-entity recognition batch_69abd9b3530c819093942cc985f814ef completed March 7, 2026, 7:54 a.m.
NED1 Entity disambiguation (via context triple) batch_69afa0638a9c8190b48ca5aa56eb66ff completed March 10, 2026, 4:38 a.m.
NEDg Description generation batch_69afa0e714e08190aa873b8501c89479 completed March 10, 2026, 4:41 a.m.
NED2 Entity disambiguation (via description) batch_69afa18335548190b186323227d55e63 completed March 10, 2026, 4:43 a.m.
Created at: March 6, 2026, 9:54 p.m.