Triple

T15727717
Position Surface form Disambiguated ID Type / Status
Subject 51st Street E381259 entity
Predicate servesLine P839 FINISHED
Object IRT Lexington Avenue Line E23112 NE FINISHED

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: IRT Lexington Avenue Line | Statement: [51st Street, servesLine, IRT Lexington Avenue Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: IRT Lexington Avenue Line
Context triple: [51st Street, servesLine, IRT Lexington Avenue Line]
  • A. IRT Lexington Avenue Line at Grand Central–42nd Street
    The IRT Lexington Avenue Line at Grand Central–42nd Street is a major New York City Subway station complex on Manhattan’s East Side, serving the 4, 5, and 6 trains and providing access to Grand Central Terminal and multiple connecting lines.
  • B. IRT Lexington Avenue Line – Jerome Avenue Local
    The IRT Lexington Avenue Line – Jerome Avenue Local is a New York City Subway local service that runs along the Lexington Avenue Line in Manhattan and the Jerome Avenue Line in the Bronx.
  • C. Lenox Avenue Line
    The Lenox Avenue Line is a major New York City Subway route in Harlem, Manhattan, primarily served by IRT trains running beneath Lenox Avenue.
  • D. New York City Subway R line
    The New York City Subway R line is a local service in the B Division that primarily runs along the Broadway Line in Manhattan and Fourth Avenue Line in Brooklyn, connecting Queens to southern Brooklyn.
  • E. Lexington Avenue Line chosen
    The Lexington Avenue Line is a major New York City Subway route in Manhattan that carries the 4, 5, and 6 trains and is one of the system’s busiest and most important north–south corridors.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d86d9cdb648190bf3171be0bd7d872 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e04fb4cc0081909efe330339474017 completed April 16, 2026, 2:55 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff876759288190b263cbea00fdaba4 completed May 9, 2026, 7:13 p.m.
Created at: April 10, 2026, 4:46 a.m.