Triple

T1663718
Position Surface form Disambiguated ID Type / Status
Subject Independent Subway System E35964 entity
Predicate notableLine P7250 FINISHED
Object IND Concourse Line E37460 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: IND Concourse Line | Statement: [Independent Subway System, notableLine, IND Concourse Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: IND Concourse Line
Context triple: [Independent Subway System, notableLine, IND Concourse Line]
  • A. IND Concourse Line chosen
    The IND Concourse Line is a New York City Subway line in the Bronx that primarily carries B and D trains and connects the borough to Manhattan via the IND Eighth Avenue Line.
  • B. 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.
  • C. Concourse Line
    The Concourse Line is a New York City Subway line in the Bronx, primarily served by the B and D trains and running along the Grand Concourse corridor.
  • D. IND Crosstown Line
    The IND Crosstown Line is a New York City Subway line in Brooklyn and Queens served by the G train, notable for being the only major line that does not enter Manhattan.
  • E. Metro A Line
    The Metro A Line is a light rail line in Los Angeles County that runs between downtown Los Angeles and Long Beach as part of the region’s Metro Rail system.
  • 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_69a88606aa808190aa0b421b4271f220 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a90ab5d1a08190a3325ff203b573fb completed March 5, 2026, 4:46 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad8abe91bc8190ba363e1f7fd07b9f completed March 8, 2026, 2:42 p.m.
Created at: March 4, 2026, 7:29 p.m.