Triple

T1045449
Position Surface form Disambiguated ID Type / Status
Subject Port Washington Branch E22566 entity
Predicate connectsWith P37 FINISHED
Object New York City Subway at Grand Central–42nd Street
The New York City Subway at Grand Central–42nd Street is a major multi-line underground transit hub in Midtown Manhattan that connects several subway routes with Grand Central Terminal’s commuter rail services.
E11880 NE FINISHED

How this triple was built (4 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: [Port Washington Branch, connectsWith, 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: [Port Washington Branch, connectsWith, 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
    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. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: New York City Subway at Grand Central–42nd Street
Triple: [Port Washington Branch, connectsWith, New York City Subway at Grand Central–42nd Street]
Generated description
The New York City Subway at Grand Central–42nd Street is a major multi-line underground transit hub in Midtown Manhattan that connects several subway routes with Grand Central Terminal’s commuter rail services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: New York City Subway at Grand Central–42nd Street
Target entity description: The New York City Subway at Grand Central–42nd Street is a major multi-line underground transit hub in Midtown Manhattan that connects several subway routes with Grand Central Terminal’s commuter rail services.
  • 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.

Provenance (5 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_69a493d91478819094cc01fb65564bc1 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4b84bb0048190badf6d2f7f684d99 completed March 1, 2026, 10:06 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac66224db481909318add535721977 completed March 7, 2026, 5:53 p.m.
NEDg Description generation batch_69ac66d7aef881909f5bb83b4563c581 completed March 7, 2026, 5:56 p.m.
NED2 Entity disambiguation (via description) batch_69ac676cb9a08190a83d47de80126677 completed March 7, 2026, 5:59 p.m.
Created at: March 1, 2026, 7:42 p.m.