Triple

T8041539
Position Surface form Disambiguated ID Type / Status
Subject M (New York City Subway service) E187451 entity
Predicate partOf P40 FINISHED
Object New York City Subway lettered services
New York City Subway lettered services are the group of rapid transit routes identified by letters that primarily run on the system’s B Division lines across Manhattan, Brooklyn, Queens, and the Bronx.
 E706723 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 lettered services | Statement: [M (New York City Subway service), partOf, New York City Subway lettered services]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: New York City Subway lettered services
Context triple: [M (New York City Subway service), partOf, New York City Subway lettered services]
  • A. S (New York City Subway service)
    The S (New York City Subway service) is a designation used for the system’s shuttle trains, which provide short, point-to-point connections between specific stations.
  • B. R (New York City Subway service)
    The R (New York City Subway service) is a local rapid transit line in New York City that runs primarily along the BMT Broadway Line in Manhattan and the BMT Fourth Avenue Line in Brooklyn, connecting Queens, Manhattan, and Brooklyn.
  • C. A (New York City Subway service)
    The A (New York City Subway service) is a major rapid transit line in New York City that runs primarily along the Eighth Avenue Corridor in Manhattan and extends into Brooklyn and Queens, including service to JFK Airport and the Rockaways.
  • D. Z (New York City Subway service)
    The Z is a rush-hour, skip-stop New York City Subway service that runs along the J line in Brooklyn and Queens into Manhattan.
  • E. G (New York City Subway service)
    The G is a New York City Subway service that runs entirely within Brooklyn and Queens, connecting neighborhoods without entering Manhattan.
  • 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 lettered services
Triple: [M (New York City Subway service), partOf, New York City Subway lettered services]
Generated description
New York City Subway lettered services are the group of rapid transit routes identified by letters that primarily run on the system’s B Division lines across Manhattan, Brooklyn, Queens, and the Bronx.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: New York City Subway lettered services
Target entity description: New York City Subway lettered services are the group of rapid transit routes identified by letters that primarily run on the system’s B Division lines across Manhattan, Brooklyn, Queens, and the Bronx.
  • A. S (New York City Subway service)
    The S (New York City Subway service) is a designation used for the system’s shuttle trains, which provide short, point-to-point connections between specific stations.
  • B. R (New York City Subway service)
    The R (New York City Subway service) is a local rapid transit line in New York City that runs primarily along the BMT Broadway Line in Manhattan and the BMT Fourth Avenue Line in Brooklyn, connecting Queens, Manhattan, and Brooklyn.
  • C. A (New York City Subway service)
    The A (New York City Subway service) is a major rapid transit line in New York City that runs primarily along the Eighth Avenue Corridor in Manhattan and extends into Brooklyn and Queens, including service to JFK Airport and the Rockaways.
  • D. Z (New York City Subway service)
    The Z is a rush-hour, skip-stop New York City Subway service that runs along the J line in Brooklyn and Queens into Manhattan.
  • E. G (New York City Subway service)
    The G is a New York City Subway service that runs entirely within Brooklyn and Queens, connecting neighborhoods without entering Manhattan.
  • 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_69ca82b00cb48190b59a300f70e97bd7 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb3f1e98508190a29a7bb5055f8ba0 completed March 31, 2026, 3:27 a.m.
NED1 Entity disambiguation (via context triple) batch_69cc5706a4a881909758ea34cf5c0cf2 completed March 31, 2026, 11:21 p.m.
NEDg Description generation batch_69cc58acba3c8190b7d09aa23b5f10f8 completed March 31, 2026, 11:28 p.m.
NED2 Entity disambiguation (via description) batch_69cc5cc9161c8190aae90f453f6d98c0 completed March 31, 2026, 11:46 p.m.
Created at: March 30, 2026, 5:23 p.m.