Triple

T3181536
Position Surface form Disambiguated ID Type / Status
Subject New York City Subway D line E66597 entity
Predicate servesStation P839 FINISHED
Object 79th Street (BMT West End Line)
79th Street (BMT West End Line) is a local New York City Subway station in Brooklyn located along the West End Line, serving the surrounding residential neighborhood.
 E333249 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: 79th Street (BMT West End Line) | Statement: [New York City Subway D line, servesStation, 79th Street (BMT West End Line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 79th Street (BMT West End Line)
Context triple: [New York City Subway D line, servesStation, 79th Street (BMT West End Line)]
  • A. Junius Street (IRT New Lots Line)
    Junius Street (IRT New Lots Line) is a New York City Subway station on the IRT New Lots Line in Brooklyn’s Brownsville neighborhood.
  • B. Chambers Street (BMT Nassau Street Line)
    Chambers Street (BMT Nassau Street Line) is a New York City Subway station in Lower Manhattan serving the J and Z trains.
  • C. Pennsylvania Avenue (IRT New Lots Line)
    Pennsylvania Avenue is a local New York City Subway station on the IRT New Lots Line in Brownsville, Brooklyn, served by the 3 train.
  • D. Sutter Avenue (BMT Canarsie Line)
    Sutter Avenue (BMT Canarsie Line) is a local New York City Subway station on the L train in Brownsville, Brooklyn.
  • E. 86th Street (IRT Lexington Avenue Line)
    86th Street (IRT Lexington Avenue Line) is a busy local subway station on Manhattan’s Upper East Side serving the 4 and 6 trains along Lexington Avenue.
  • 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: 79th Street (BMT West End Line)
Triple: [New York City Subway D line, servesStation, 79th Street (BMT West End Line)]
Generated description
79th Street (BMT West End Line) is a local New York City Subway station in Brooklyn located along the West End Line, serving the surrounding residential neighborhood.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: 79th Street (BMT West End Line)
Target entity description: 79th Street (BMT West End Line) is a local New York City Subway station in Brooklyn located along the West End Line, serving the surrounding residential neighborhood.
  • A. Junius Street (IRT New Lots Line)
    Junius Street (IRT New Lots Line) is a New York City Subway station on the IRT New Lots Line in Brooklyn’s Brownsville neighborhood.
  • B. Chambers Street (BMT Nassau Street Line)
    Chambers Street (BMT Nassau Street Line) is a New York City Subway station in Lower Manhattan serving the J and Z trains.
  • C. Pennsylvania Avenue (IRT New Lots Line)
    Pennsylvania Avenue is a local New York City Subway station on the IRT New Lots Line in Brownsville, Brooklyn, served by the 3 train.
  • D. Sutter Avenue (BMT Canarsie Line)
    Sutter Avenue (BMT Canarsie Line) is a local New York City Subway station on the L train in Brownsville, Brooklyn.
  • E. 86th Street (IRT Lexington Avenue Line)
    86th Street (IRT Lexington Avenue Line) is a busy local subway station on Manhattan’s Upper East Side serving the 4 and 6 trains along Lexington Avenue.
  • 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_69ad8587c1bc8190a2595f2c22ee1001 completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada6bd07888190b680eace8290d821 completed March 8, 2026, 4:41 p.m.
NED1 Entity disambiguation (via context triple) batch_69b235fd1688819080fa1d73d2b233ba completed March 12, 2026, 3:41 a.m.
NEDg Description generation batch_69b236e61ae88190a76b942c6cddff41 completed March 12, 2026, 3:45 a.m.
NED2 Entity disambiguation (via description) batch_69b23770ed4c8190b5d929cc95a286a0 completed March 12, 2026, 3:48 a.m.
Created at: March 8, 2026, 3:06 p.m.