Triple

T437399
Position Surface form Disambiguated ID Type / Status
Subject Harpers Ferry, West Virginia E10039 entity
Predicate hasHistoricStructure P1098 FINISHED
Object John Brown’s Fort
John Brown’s Fort is the historic fire engine house at Harpers Ferry where abolitionist John Brown and his followers made their last stand during the 1859 raid on the federal armory.
E56462 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: John Brown’s Fort | Statement: [Harpers Ferry, West Virginia, hasHistoricStructure, John Brown’s Fort]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: John Brown’s Fort
Context triple: [Harpers Ferry, West Virginia, hasHistoricStructure, John Brown’s Fort]
  • A. John Brown Farm State Historic Site
    John Brown Farm State Historic Site is a preserved historic farm and burial place of abolitionist John Brown in upstate New York, commemorating his life and role in the anti-slavery movement.
  • B. Old Fort Western
    Old Fort Western is a historic 18th-century wooden fort and trading post on the Kennebec River, recognized as one of the oldest surviving wooden military structures in the United States.
  • C. Ball's Bluff Battlefield Regional Park
    Ball's Bluff Battlefield Regional Park is a preserved Civil War battlefield and memorial site in Loudoun County, Virginia, commemorating the 1861 Battle of Ball's Bluff along the Potomac River.
  • D. Fort Necessity National Battlefield
    Fort Necessity National Battlefield is a U.S. National Park Service site in southwestern Pennsylvania that preserves the location of an early battle of the French and Indian War involving a young George Washington.
  • E. Point Sur State Historic Park
    Point Sur State Historic Park is a coastal California state park centered around a prominent volcanic rock and historic lighthouse overlooking the Pacific Ocean in the Big Sur region.
  • 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: John Brown’s Fort
Triple: [Harpers Ferry, West Virginia, hasHistoricStructure, John Brown’s Fort]
Generated description
John Brown’s Fort is the historic fire engine house at Harpers Ferry where abolitionist John Brown and his followers made their last stand during the 1859 raid on the federal armory.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: John Brown’s Fort
Target entity description: John Brown’s Fort is the historic fire engine house at Harpers Ferry where abolitionist John Brown and his followers made their last stand during the 1859 raid on the federal armory.
  • A. John Brown Farm State Historic Site
    John Brown Farm State Historic Site is a preserved historic farm and burial place of abolitionist John Brown in upstate New York, commemorating his life and role in the anti-slavery movement.
  • B. Old Fort Western
    Old Fort Western is a historic 18th-century wooden fort and trading post on the Kennebec River, recognized as one of the oldest surviving wooden military structures in the United States.
  • C. Ball's Bluff Battlefield Regional Park
    Ball's Bluff Battlefield Regional Park is a preserved Civil War battlefield and memorial site in Loudoun County, Virginia, commemorating the 1861 Battle of Ball's Bluff along the Potomac River.
  • D. Fort Necessity National Battlefield
    Fort Necessity National Battlefield is a U.S. National Park Service site in southwestern Pennsylvania that preserves the location of an early battle of the French and Indian War involving a young George Washington.
  • E. Point Sur State Historic Park
    Point Sur State Historic Park is a coastal California state park centered around a prominent volcanic rock and historic lighthouse overlooking the Pacific Ocean in the Big Sur region.
  • 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_69a2e8465ef481909655c681b01e2986 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2f01d8fa88190849d720b029db479 completed Feb. 28, 2026, 1:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69a447fc06288190b74c4047849f615c completed March 1, 2026, 2:06 p.m.
NEDg Description generation batch_69a448814bb48190821c12fad63cc904 completed March 1, 2026, 2:09 p.m.
NED2 Entity disambiguation (via description) batch_69a448e45d248190a50fee4e2aefcaf5 completed March 1, 2026, 2:10 p.m.
Created at: Feb. 28, 2026, 1:11 p.m.