Triple

T13532098
Position Surface form Disambiguated ID Type / Status
Subject IRT West Side Lines E323157 entity
Predicate partOf P40 FINISHED
Object A Division (New York City Subway)
The A Division of the New York City Subway is the group of numbered subway lines originally built to smaller IRT specifications, encompassing routes such as those on the West Side of Manhattan.
 E1047087 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: A Division (New York City Subway) | Statement: [IRT West Side Lines, partOf, A Division (New York City Subway)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: A Division (New York City Subway)
Context triple: [IRT West Side Lines, partOf, A Division (New York City Subway)]
  • A. B Division (New York City Subway)
    B Division (New York City Subway) is the portion of New York City's subway system that operates the wider, lettered routes—primarily in Manhattan, Brooklyn, and Queens—using larger cars and distinct infrastructure from the numbered-line A Division.
  • B. BMT Division
    BMT Division is a specialized organizational unit focused on bone marrow transplantation and related hematologic treatments.
  • C. BMT Division
    The BMT Division is a former Brooklyn–Manhattan Transit-operated section of the New York City Subway system, encompassing lines originally built and run by the BMT before unification.
  • D. 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.
  • E. NYC Transit Manhattan Division
    NYC Transit Manhattan Division is the New York City Transit subdivision responsible for operating Manhattan’s local and select bus routes and related surface transit services.
  • 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: A Division (New York City Subway)
Triple: [IRT West Side Lines, partOf, A Division (New York City Subway)]
Generated description
The A Division of the New York City Subway is the group of numbered subway lines originally built to smaller IRT specifications, encompassing routes such as those on the West Side of Manhattan.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: A Division (New York City Subway)
Target entity description: The A Division of the New York City Subway is the group of numbered subway lines originally built to smaller IRT specifications, encompassing routes such as those on the West Side of Manhattan.
  • A. B Division (New York City Subway)
    B Division (New York City Subway) is the portion of New York City's subway system that operates the wider, lettered routes—primarily in Manhattan, Brooklyn, and Queens—using larger cars and distinct infrastructure from the numbered-line A Division.
  • B. BMT Division
    The BMT Division is a former Brooklyn–Manhattan Transit-operated section of the New York City Subway system, encompassing lines originally built and run by the BMT before unification.
  • C. BMT Division
    BMT Division is a specialized organizational unit focused on bone marrow transplantation and related hematologic treatments.
  • D. 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.
  • E. NYC Transit Manhattan Division
    NYC Transit Manhattan Division is the New York City Transit subdivision responsible for operating Manhattan’s local and select bus routes and related surface transit services.
  • F. None of above. chosen

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_69d8076776248190bdf0d4fa1f85a5fc completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbafbb34548190a6b44faa48125cd4 completed April 12, 2026, 2:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69f75d95ce008190a915fe5865c38ee5 completed May 3, 2026, 2:37 p.m.
NEDg Description generation batch_69f75f9c6a8881908a6df0a9a4bbc7ab completed May 3, 2026, 2:45 p.m.
NED2 Entity disambiguation (via description) batch_69f7601770ac8190a03be23cfe66d5d1 completed May 3, 2026, 2:47 p.m.
Created at: April 9, 2026, 9:44 p.m.