Triple

T8563915
Position Surface form Disambiguated ID Type / Status
Subject Grand Army Plaza station E202756 entity
Predicate partOfLine P6309 FINISHED
Object IRT Eastern Parkway Line E24189 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 Eastern Parkway Line | Statement: [Grand Army Plaza station, partOfLine, IRT Eastern Parkway Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: IRT Eastern Parkway Line
Context triple: [Grand Army Plaza station, partOfLine, IRT Eastern Parkway Line]
  • A. IRT East Bronx lines
    The IRT East Bronx lines are a group of New York City Subway routes in the Bronx operated by the Interborough Rapid Transit division, serving neighborhoods in the eastern part of the borough.
  • B. Eastern Parkway Line chosen
    The Eastern Parkway Line is a major New York City Subway route in Brooklyn that carries 2, 3, 4, and 5 trains along Eastern Parkway as part of the IRT system.
  • C. IRT Nostrand Avenue Line extension
    The IRT Nostrand Avenue Line extension was a New York City Subway expansion project that extended service deeper into Brooklyn along Nostrand Avenue beyond its original terminus.
  • D. L train
    The L train is a New York City Subway service that runs crosstown along 14th Street in Manhattan and through Williamsburg and Bushwick in Brooklyn, known for its heavy ridership and role as a key connector between the boroughs.
  • E. 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.
  • 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_69ca8326e6c881908ff720d6abaebdc5 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbe9d11274819099cc33a21a993a1f completed March 31, 2026, 3:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69ce895f91bc819099b1b2df59374403 completed April 2, 2026, 3:21 p.m.
Created at: March 30, 2026, 6:20 p.m.