Triple

T7720825
Position Surface form Disambiguated ID Type / Status
Subject Whitehall Street–South Ferry station E175004 entity
Predicate servedByLine P1293 FINISHED
Object BMT Broadway Line E86837 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: BMT Broadway Line | Statement: [Whitehall Street–South Ferry station, servedByLine, BMT Broadway Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: BMT Broadway Line
Context triple: [Whitehall Street–South Ferry station, servedByLine, BMT Broadway Line]
  • A. BMT Broadway Line chosen
    The BMT Broadway Line is a major New York City Subway trunk line in Manhattan, carrying N, Q, R, and W trains through Midtown and Lower Manhattan via Broadway.
  • B. BMT Fourth Avenue Line
    The BMT Fourth Avenue Line is a major New York City Subway trunk line in Brooklyn, running beneath Fourth Avenue and serving as a key corridor for multiple services.
  • C. BMT Canarsie Line
    The BMT Canarsie Line is a New York City Subway rapid transit line in Brooklyn and Manhattan, best known for being served by the L train and running crosstown under 14th Street.
  • D. BMT Nassau Street Line
    The BMT Nassau Street Line is a New York City Subway line in Lower Manhattan that primarily carries J and Z trains through the Financial District.
  • E. BMT West End Line
    The BMT West End Line is a New York City Subway line in Brooklyn that runs primarily along New Utrecht Avenue and serves as part of the modern D train route.
  • 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_69c6995d541c81909eaa646b1a8369a9 completed March 27, 2026, 2:51 p.m.
NER Named-entity recognition batch_69c702f0366c8190a78f0b03f090fc2c completed March 27, 2026, 10:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8d6b1f7648190a0e2fd82ecb9c8b9 completed March 29, 2026, 7:37 a.m.
Created at: March 27, 2026, 4:05 p.m.