Triple

T22761004
Position Surface form Disambiguated ID Type / Status
Subject C train (IND Eighth Avenue Local) E562986 entity
Predicate network P2637 FINISHED
Object IND Eighth Avenue Line trunk services 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: IND Eighth Avenue Line trunk services | Statement: [C train (IND Eighth Avenue Local), network, IND Eighth Avenue Line trunk services]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: IND Eighth Avenue Line trunk services
Context triple: [C train (IND Eighth Avenue Local), network, IND Eighth Avenue Line trunk services]
  • A. IND Eighth Avenue services chosen
    IND Eighth Avenue services are a group of New York City Subway lines that run primarily along the Eighth Avenue corridor in Manhattan as part of the IND division.
  • B. IRT Ninth Avenue Line
    The IRT Ninth Avenue Line was New York City's first elevated railway, a pioneering rapid transit line that once ran above Manhattan's Ninth Avenue before being dismantled in the mid-20th century.
  • C. New York City Subway IND Eighth Avenue Line
    The New York City Subway IND Eighth Avenue Line is a major north–south subway trunk line in Manhattan that carries several key services, including the A, C, and E trains, along Eighth Avenue and into adjacent boroughs.
  • D. A train (IND Eighth Avenue Line)
    The A train on the IND Eighth Avenue Line is a major New York City Subway service that runs express through Manhattan and Brooklyn, connecting northern Manhattan and the Rockaways.
  • E. IND Sixth Avenue Line
    The IND Sixth Avenue Line is a major New York City Subway trunk line in Manhattan running primarily beneath Sixth Avenue and served by several B Division routes.
  • 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_69e24552e11c81909c2d61578a558bd7 completed April 17, 2026, 2:36 p.m.
NER Named-entity recognition batch_69f17a7c45b881908b29ba1439038789 completed April 29, 2026, 3:26 a.m.
Created at: April 17, 2026, 3:26 p.m.