Triple

T15778542
Position Surface form Disambiguated ID Type / Status
Subject Tygart Valley River E382549 entity
Predicate crossedBy P416 FINISHED
Object Philippi Covered Bridge
The Philippi Covered Bridge is a historic 19th-century double-barreled wooden covered bridge in Philippi, West Virginia, notable as one of the oldest and longest covered bridges in the United States.
 E1177453 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: Philippi Covered Bridge | Statement: [Tygart Valley River, crossedBy, Philippi Covered Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Philippi Covered Bridge
Context triple: [Tygart Valley River, crossedBy, Philippi Covered Bridge]
  • A. Newfield Covered Bridge
    Newfield Covered Bridge is a historic 19th-century wooden covered bridge in Newfield, New York, noted as one of the oldest surviving covered bridges in the state.
  • B. Currin Covered Bridge
    Currin Covered Bridge is a historic wooden covered bridge near Cottage Grove, Oregon, noted for its distinctive red-and-white paint and classic Howe truss design.
  • C. Holliwell Covered Bridge
    Holliwell Covered Bridge is a historic wooden covered bridge in Madison County, Iowa, famed for its picturesque setting and association with "The Bridges of Madison County."
  • D. Felton Covered Bridge
    Felton Covered Bridge is a historic wooden covered bridge in Felton, California, noted as one of the tallest covered bridges in the United States and a landmark of the town’s 19th-century logging era.
  • E. Cedar Covered Bridge
    Cedar Covered Bridge is a historic wooden covered bridge in Madison County, Iowa, famed as one of the iconic “Bridges of Madison County” featured in literature and film.
  • 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: Philippi Covered Bridge
Triple: [Tygart Valley River, crossedBy, Philippi Covered Bridge]
Generated description
The Philippi Covered Bridge is a historic 19th-century double-barreled wooden covered bridge in Philippi, West Virginia, notable as one of the oldest and longest covered bridges in the United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Philippi Covered Bridge
Target entity description: The Philippi Covered Bridge is a historic 19th-century double-barreled wooden covered bridge in Philippi, West Virginia, notable as one of the oldest and longest covered bridges in the United States.
  • A. Newfield Covered Bridge
    Newfield Covered Bridge is a historic 19th-century wooden covered bridge in Newfield, New York, noted as one of the oldest surviving covered bridges in the state.
  • B. Currin Covered Bridge
    Currin Covered Bridge is a historic wooden covered bridge near Cottage Grove, Oregon, noted for its distinctive red-and-white paint and classic Howe truss design.
  • C. Holliwell Covered Bridge
    Holliwell Covered Bridge is a historic wooden covered bridge in Madison County, Iowa, famed for its picturesque setting and association with "The Bridges of Madison County."
  • D. Felton Covered Bridge
    Felton Covered Bridge is a historic wooden covered bridge in Felton, California, noted as one of the tallest covered bridges in the United States and a landmark of the town’s 19th-century logging era.
  • E. Cedar Covered Bridge
    Cedar Covered Bridge is a historic wooden covered bridge in Madison County, Iowa, famed as one of the iconic “Bridges of Madison County” featured in literature and film.
  • 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_69d86da09a10819082fe9797b23e4664 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e053fea90081908e3fe4f91475bead completed April 16, 2026, 3:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff909d7b7c81908b62faa2ab378fad completed May 9, 2026, 7:53 p.m.
NEDg Description generation batch_69ff9414408c8190903421d28519d9e6 completed May 9, 2026, 8:07 p.m.
NED2 Entity disambiguation (via description) batch_69ff9498642081909fd617a327b4c704 completed May 9, 2026, 8:10 p.m.
Created at: April 10, 2026, 4:47 a.m.