Triple

T14365436
Position Surface form Disambiguated ID Type / Status
Subject Brooklyn IRT lines E356218 entity
Predicate usesInfrastructure P6820 FINISHED
Object IRT Broadway–Seventh Avenue Line (Brooklyn portion)
The IRT Broadway–Seventh Avenue Line (Brooklyn portion) is the segment of New York City’s numbered subway routes that runs through Brooklyn, carrying 2 and 3 trains between Manhattan and key Brooklyn neighborhoods.
 E1096898 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: IRT Broadway–Seventh Avenue Line (Brooklyn portion) | Statement: [Brooklyn IRT lines, usesInfrastructure, IRT Broadway–Seventh Avenue Line (Brooklyn portion)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: IRT Broadway–Seventh Avenue Line (Brooklyn portion)
Context triple: [Brooklyn IRT lines, usesInfrastructure, IRT Broadway–Seventh Avenue Line (Brooklyn portion)]
  • A. Broadway (Astoria Line)
    Broadway is a local New York City Subway station in Astoria, Queens, served by the N and W trains on the BMT Astoria Line.
  • B. Broadway–Seventh Avenue Line
    The Broadway–Seventh Avenue Line is a major New York City Subway route in Manhattan and the Bronx, primarily served by the 1, 2, and 3 trains.
  • C. Queens Boulevard Line
    The Queens Boulevard Line is a major trunk line of the New York City Subway in Queens, carrying multiple services through some of the borough’s busiest residential and commercial corridors.
  • D. Nostrand Avenue (IND Fulton Street Line)
    Nostrand Avenue (IND Fulton Street Line) is a local New York City Subway station in Brooklyn serving the A and C trains on the IND Fulton Street Line.
  • E. IRT Broadway–Seventh Avenue Line at Chambers Street
    The IRT Broadway–Seventh Avenue Line at Chambers Street is a New York City Subway station complex in Lower Manhattan serving the 1, 2, and 3 trains and providing a key transfer point near City Hall and the Brooklyn Bridge.
  • 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: IRT Broadway–Seventh Avenue Line (Brooklyn portion)
Triple: [Brooklyn IRT lines, usesInfrastructure, IRT Broadway–Seventh Avenue Line (Brooklyn portion)]
Generated description
The IRT Broadway–Seventh Avenue Line (Brooklyn portion) is the segment of New York City’s numbered subway routes that runs through Brooklyn, carrying 2 and 3 trains between Manhattan and key Brooklyn neighborhoods.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: IRT Broadway–Seventh Avenue Line (Brooklyn portion)
Target entity description: The IRT Broadway–Seventh Avenue Line (Brooklyn portion) is the segment of New York City’s numbered subway routes that runs through Brooklyn, carrying 2 and 3 trains between Manhattan and key Brooklyn neighborhoods.
  • A. Broadway (Astoria Line)
    Broadway is a local New York City Subway station in Astoria, Queens, served by the N and W trains on the BMT Astoria Line.
  • B. Broadway–Seventh Avenue Line
    The Broadway–Seventh Avenue Line is a major New York City Subway route in Manhattan and the Bronx, primarily served by the 1, 2, and 3 trains.
  • C. Queens Boulevard Line
    The Queens Boulevard Line is a major trunk line of the New York City Subway in Queens, carrying multiple services through some of the borough’s busiest residential and commercial corridors.
  • D. Nostrand Avenue (IND Fulton Street Line)
    Nostrand Avenue (IND Fulton Street Line) is a local New York City Subway station in Brooklyn serving the A and C trains on the IND Fulton Street Line.
  • E. IRT Broadway–Seventh Avenue Line at Chambers Street
    The IRT Broadway–Seventh Avenue Line at Chambers Street is a New York City Subway station complex in Lower Manhattan serving the 1, 2, and 3 trains and providing a key transfer point near City Hall and the Brooklyn Bridge.
  • 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_69d8279163a081908aec45c0e3f1e02f completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de8fad48748190a0f34ca4d02f9a3c completed April 14, 2026, 7:04 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd550e677c8190837c3b9ccb64f0cd completed May 8, 2026, 3:14 a.m.
NEDg Description generation batch_69fd5637a46881908f3a4b26cc2159ca completed May 8, 2026, 3:19 a.m.
NED2 Entity disambiguation (via description) batch_69fd56ae779c81908e09866913df3e3e completed May 8, 2026, 3:21 a.m.
Created at: April 10, 2026, 1:15 a.m.