Triple

T23223446
Position Surface form Disambiguated ID Type / Status
Subject BMT Brighton Line at Coney Island–Stillwell Avenue E580955 entity
Predicate connectsTo P845 FINISHED
Object BMT West End Line at Coney Island–Stillwell Avenue — NE NERFINISHED

How this triple was built (2 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: BMT West End Line at Coney Island–Stillwell Avenue | Statement: [BMT Brighton Line at Coney Island–Stillwell Avenue, connectsTo, BMT West End Line at Coney Island–Stillwell Avenue]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: BMT West End Line at Coney Island–Stillwell Avenue
Context triple: [BMT Brighton Line at Coney Island–Stillwell Avenue, connectsTo, BMT West End Line at Coney Island–Stillwell Avenue]
  • A. BMT Brighton Line at Coney Island–Stillwell Avenue
    BMT Brighton Line at Coney Island–Stillwell Avenue is a New York City Subway terminal complex in Brooklyn where the Brighton Line and several other lines converge at the large Coney Island–Stillwell Avenue station.
  • B. West End Line at Coney Island–Stillwell Avenue chosen
    The West End Line at Coney Island–Stillwell Avenue is a major New York City Subway terminal in Brooklyn that serves as the southern terminus for the D train and a key hub for multiple subway lines at Coney Island.
  • C. Culver Line at Coney Island–Stillwell Avenue
    The Culver Line at Coney Island–Stillwell Avenue is a New York City Subway line terminal in Brooklyn that serves as a major southern endpoint and transfer hub for multiple subway services.
  • D. Sea Beach Line at Coney Island–Stillwell Avenue
    The Sea Beach Line at Coney Island–Stillwell Avenue is a New York City Subway service terminal in Coney Island that serves as a major hub for trains on the BMT Sea Beach Line.
  • E. 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.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e246043c48819089bae72c9a9c306c completed April 17, 2026, 2:39 p.m.
NER Named-entity recognition batch_69f1922b4a348190ae570a869e30059f completed April 29, 2026, 5:07 a.m.
Created at: April 17, 2026, 4:08 p.m.