Triple

T521596
Position Surface form Disambiguated ID Type / Status
Subject Metro-North Railroad Hudson Line E10827 entity
Predicate connectsTo P845 FINISHED
Object New York City Subway at Grand Central–42nd Street E11880 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: New York City Subway at Grand Central–42nd Street | Statement: [Metro-North Railroad Hudson Line, connectsTo, New York City Subway at Grand Central–42nd Street]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: New York City Subway at Grand Central–42nd Street
Context triple: [Metro-North Railroad Hudson Line, connectsTo, New York City Subway at Grand Central–42nd Street]
  • A. New York City Subway
    The New York City Subway is one of the world’s largest and busiest rapid transit systems, serving the five boroughs of New York City with extensive 24/7 underground and elevated rail service.
  • B. Times Square–42nd Street subway station
    Times Square–42nd Street subway station is one of New York City’s busiest and most important transit complexes, serving multiple subway lines beneath Midtown Manhattan near Times Square.
  • C. New York City Subway 4 line
    The New York City Subway 4 line is a rapid transit service running along the Lexington Avenue Line in Manhattan and into the Bronx, providing express service through much of its route and serving major destinations including Yankee Stadium.
  • D. Grand Central–42nd Street station chosen
    Grand Central–42nd Street station is a major New York City transit hub in Midtown Manhattan that connects multiple subway lines with Grand Central Terminal’s commuter rail services.
  • E. New York City Subway D line
    The New York City Subway D line is a major rapid transit service in NYC that runs primarily along the IND Sixth Avenue and Concourse Lines, connecting the Bronx (including Yankee Stadium) with Manhattan and Brooklyn.
  • 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_69a2e84b16c4819088d284c47c3a7968 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2f1b372408190b3918fec45444674 completed Feb. 28, 2026, 1:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4e3f1e5908190850594ccb37f364a completed March 2, 2026, 1:12 a.m.
Created at: Feb. 28, 2026, 1:12 p.m.