Triple

T15611868
Position Surface form Disambiguated ID Type / Status
Subject 14th Street–Union Square station E375314 entity
Predicate connectsTo P845 FINISHED
Object BMT Canarsie Line platforms
The BMT Canarsie Line platforms are the sections of New York City’s subway system that serve L train services along the Canarsie Line.
E1167467 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: BMT Canarsie Line platforms | Statement: [14th Street–Union Square station, connectsTo, BMT Canarsie Line platforms]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: BMT Canarsie Line platforms
Context triple: [14th Street–Union Square station, connectsTo, BMT Canarsie Line platforms]
  • A. 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.
  • B. 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.
  • C. New York City Subway Pelham Parkway station
    The New York City Subway Pelham Parkway station is a Bronx rapid transit stop that serves as a key access point for nearby attractions such as the Bronx Zoo.
  • D. New York City Subway at Grand Army Plaza (IRT Eastern Parkway Line)
    The New York City Subway at Grand Army Plaza on the IRT Eastern Parkway Line is an underground station in Brooklyn that serves the 2 and 3 trains near Prospect Park and the Brooklyn Public Library’s Central Library.
  • E. 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.
  • 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: BMT Canarsie Line platforms
Triple: [14th Street–Union Square station, connectsTo, BMT Canarsie Line platforms]
Generated description
The BMT Canarsie Line platforms are the sections of New York City’s subway system that serve L train services along the Canarsie Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: BMT Canarsie Line platforms
Target entity description: The BMT Canarsie Line platforms are the sections of New York City’s subway system that serve L train services along the Canarsie Line.
  • A. 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.
  • B. 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.
  • C. New York City Subway Pelham Parkway station
    The New York City Subway Pelham Parkway station is a Bronx rapid transit stop that serves as a key access point for nearby attractions such as the Bronx Zoo.
  • D. New York City Subway at Grand Army Plaza (IRT Eastern Parkway Line)
    The New York City Subway at Grand Army Plaza on the IRT Eastern Parkway Line is an underground station in Brooklyn that serves the 2 and 3 trains near Prospect Park and the Brooklyn Public Library’s Central Library.
  • E. 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.
  • 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_69d85ccf2794819096cda4cbcb02d478 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69e04e8148a0819087d6d69cc84487ca completed April 16, 2026, 2:50 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff5f3913908190acdd7da62b4f521d completed May 9, 2026, 4:22 p.m.
NEDg Description generation batch_69ff5ffaefb4819094468ff0008740f8 completed May 9, 2026, 4:25 p.m.
NED2 Entity disambiguation (via description) batch_69ff6062f0ac819081270f270ce2f057 completed May 9, 2026, 4:27 p.m.
Created at: April 10, 2026, 4:13 a.m.