Triple

T12895097
Position Surface form Disambiguated ID Type / Status
Subject Brooklyn Bridge–City Hall subway station E308471 entity
Predicate hasTransfer P17241 FINISHED
Object 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.
E1008830 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 at Chambers Street | Statement: [Brooklyn Bridge–City Hall subway station, hasTransfer, IRT Broadway–Seventh Avenue Line at Chambers Street]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: IRT Broadway–Seventh Avenue Line at Chambers Street
Context triple: [Brooklyn Bridge–City Hall subway station, hasTransfer, IRT Broadway–Seventh Avenue Line at Chambers Street]
  • A. BMT Broadway Line at Union Square–14th Street
    The BMT Broadway Line at Union Square–14th Street is a major New York City Subway station complex in Manhattan that serves Broadway Line trains and provides extensive transfers to multiple other lines.
  • B. BMT Broadway Line at Lexington Avenue–63rd Street
    The BMT Broadway Line at Lexington Avenue–63rd Street is a New York City Subway station complex in Manhattan that serves as a key transfer point between the Broadway Line services and the Second Avenue Subway.
  • C. 34th Street–Herald Square (IND Sixth Avenue Line)
    34th Street–Herald Square (IND Sixth Avenue Line) is a major New York City Subway station in Midtown Manhattan that serves the IND Sixth Avenue Line and connects to multiple other subway lines and the busy Herald Square shopping district.
  • D. 34th Street–Penn Station (Seventh Avenue Line)
    34th Street–Penn Station (Seventh Avenue Line) is a major New York City Subway station on the IRT Broadway–Seventh Avenue Line serving the busy Penn Station transit hub in Midtown Manhattan.
  • E. 34th Street–Penn Station (Eighth Avenue Line)
    34th Street–Penn Station (Eighth Avenue Line) is a major New York City Subway station complex in Midtown Manhattan providing underground access to Penn Station and serving as a key transit hub for multiple subway lines.
  • 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 at Chambers Street
Triple: [Brooklyn Bridge–City Hall subway station, hasTransfer, IRT Broadway–Seventh Avenue Line at Chambers Street]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: IRT Broadway–Seventh Avenue Line at Chambers Street
Target entity description: 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.
  • A. BMT Broadway Line at Union Square–14th Street
    The BMT Broadway Line at Union Square–14th Street is a major New York City Subway station complex in Manhattan that serves Broadway Line trains and provides extensive transfers to multiple other lines.
  • B. BMT Broadway Line at Lexington Avenue–63rd Street
    The BMT Broadway Line at Lexington Avenue–63rd Street is a New York City Subway station complex in Manhattan that serves as a key transfer point between the Broadway Line services and the Second Avenue Subway.
  • C. 34th Street–Herald Square (IND Sixth Avenue Line)
    34th Street–Herald Square (IND Sixth Avenue Line) is a major New York City Subway station in Midtown Manhattan that serves the IND Sixth Avenue Line and connects to multiple other subway lines and the busy Herald Square shopping district.
  • D. 34th Street–Penn Station (Seventh Avenue Line)
    34th Street–Penn Station (Seventh Avenue Line) is a major New York City Subway station on the IRT Broadway–Seventh Avenue Line serving the busy Penn Station transit hub in Midtown Manhattan.
  • E. 34th Street–Penn Station (Eighth Avenue Line)
    34th Street–Penn Station (Eighth Avenue Line) is a major New York City Subway station complex in Midtown Manhattan providing underground access to Penn Station and serving as a key transit hub for multiple subway lines.
  • 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_69d7bdf7c1f0819098102569a8d8cbf5 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d9717d859481908957510babac2d69 completed April 10, 2026, 9:54 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6a55daf788190be72af98b288bd70 completed May 3, 2026, 1:31 a.m.
NEDg Description generation batch_69f6a641d1988190b9af41c8c7ca599e completed May 3, 2026, 1:34 a.m.
NED2 Entity disambiguation (via description) batch_69f6a77ba20081908f72f46f64382fca completed May 3, 2026, 1:40 a.m.
Created at: April 9, 2026, 5:40 p.m.