Triple

T23378913
Position Surface form Disambiguated ID Type / Status
Subject R142A E593682 entity
Predicate operatesOn P23 FINISHED
Object New York City Subway A Division
The New York City Subway A Division is the set of numbered subway lines in New York City that primarily operate on the former Interborough Rapid Transit (IRT) system’s narrower, smaller-profile infrastructure.
E367110 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 A Division | Statement: [R142A, operatesOn, New York City Subway A Division]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: New York City Subway A Division
Context triple: [R142A, operatesOn, New York City Subway A Division]
  • A. New York City Subway M line
    The New York City Subway M line is a rapid transit service that runs primarily in Manhattan, Brooklyn, and Queens, connecting neighborhoods such as Middle Village and Forest Hills with Midtown Manhattan via the Sixth Avenue Line.
  • B. New York City Subway R line
    The New York City Subway R line is a local service in the B Division that primarily runs along the Broadway Line in Manhattan and Fourth Avenue Line in Brooklyn, connecting Queens to southern Brooklyn.
  • C. New York City Subway BMT Astoria Line
    The New York City Subway BMT Astoria Line is an elevated rapid transit line in Queens that primarily carries N and W trains between Astoria and Manhattan.
  • D. New York City Subway IRT Broadway–Seventh Avenue Line
    The New York City Subway IRT Broadway–Seventh Avenue Line is a major north–south trunk line in Manhattan and the Bronx, carrying the 1, 2, and 3 trains and connecting key hubs such as Times Square, Penn Station, and the Financial District.
  • E. MTA New York City Transit Subdivision B
    MTA New York City Transit Subdivision B is the division of New York City's subway system that operates the lettered lines, including services like the A, B, D, F, N, Q, and R trains.
  • 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 A Division
Triple: [R142A, operatesOn, New York City Subway A Division]
Generated description
The New York City Subway A Division is the set of numbered subway lines in New York City that primarily operate on the former Interborough Rapid Transit (IRT) system’s narrower, smaller-profile infrastructure.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: New York City Subway A Division
Target entity description: The New York City Subway A Division is the set of numbered subway lines in New York City that primarily operate on the former Interborough Rapid Transit (IRT) system’s narrower, smaller-profile infrastructure.
  • A. New York City Subway M line
    The New York City Subway M line is a rapid transit service that runs primarily in Manhattan, Brooklyn, and Queens, connecting neighborhoods such as Middle Village and Forest Hills with Midtown Manhattan via the Sixth Avenue Line.
  • B. New York City Subway R line
    The New York City Subway R line is a local service in the B Division that primarily runs along the Broadway Line in Manhattan and Fourth Avenue Line in Brooklyn, connecting Queens to southern Brooklyn.
  • C. New York City Subway BMT Astoria Line
    The New York City Subway BMT Astoria Line is an elevated rapid transit line in Queens that primarily carries N and W trains between Astoria and Manhattan.
  • D. New York City Subway IRT Broadway–Seventh Avenue Line chosen
    The New York City Subway IRT Broadway–Seventh Avenue Line is a major north–south trunk line in Manhattan and the Bronx, carrying the 1, 2, and 3 trains and connecting key hubs such as Times Square, Penn Station, and the Financial District.
  • E. MTA New York City Transit Subdivision B
    MTA New York City Transit Subdivision B is the division of New York City's subway system that operates the lettered lines, including services like the A, B, D, F, N, Q, and R trains.
  • 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_69e25d268a50819095f2fd479da8ef3f completed April 17, 2026, 4:17 p.m.
NER Named-entity recognition batch_69f1a3b5e4f0819081a5d4586796677b completed April 29, 2026, 6:22 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0c823e54f88190a3e622bb6f999076 completed May 19, 2026, 3:31 p.m.
NEDg Description generation batch_6a0ca6eda1f481908482f3a66d576c3c completed May 19, 2026, 6:07 p.m.
NED2 Entity disambiguation (via description) batch_6a0ca7c5176c81908221307bb50ff4ed completed May 19, 2026, 6:11 p.m.
Created at: April 17, 2026, 5:33 p.m.