Triple

T3181523
Position Surface form Disambiguated ID Type / Status
Subject New York City Subway D line E66597 entity
Predicate servesStation P839 FINISHED
Object 145th Street (IND Concourse Line)
145th Street (IND Concourse Line) is an underground New York City Subway station in Manhattan that serves the B and D trains on the IND Concourse Line.
 E333247 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: 145th Street (IND Concourse Line) | Statement: [New York City Subway D line, servesStation, 145th Street (IND Concourse Line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 145th Street (IND Concourse Line)
Context triple: [New York City Subway D line, servesStation, 145th Street (IND Concourse Line)]
  • A. 175th Street (IND Eighth Avenue Line)
    175th Street (IND Eighth Avenue Line) is a New York City Subway station in Washington Heights in Upper Manhattan, served by the A train.
  • B. 181st Street (IND Eighth Avenue Line)
    181st Street (IND Eighth Avenue Line) is a New York City Subway station in Upper Manhattan serving the A train in the Washington Heights neighborhood.
  • C. 168th Street (IND Eighth Avenue Line)
    168th Street (IND Eighth Avenue Line) is a New York City Subway station in Washington Heights served by the A and C trains on the IND Eighth Avenue Line.
  • D. Fulton Street (IND Eighth Avenue Line)
    Fulton Street (IND Eighth Avenue Line) is a New York City Subway station in Lower Manhattan served by the A and C trains as part of the larger Fulton Street transit complex.
  • E. Delancey Street (IND Sixth Avenue Line)
    Delancey Street (IND Sixth Avenue Line) is a New York City Subway station on the IND Sixth Avenue Line located on the Lower East Side of Manhattan, serving F and <F> 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: 145th Street (IND Concourse Line)
Triple: [New York City Subway D line, servesStation, 145th Street (IND Concourse Line)]
Generated description
145th Street (IND Concourse Line) is an underground New York City Subway station in Manhattan that serves the B and D trains on the IND Concourse Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: 145th Street (IND Concourse Line)
Target entity description: 145th Street (IND Concourse Line) is an underground New York City Subway station in Manhattan that serves the B and D trains on the IND Concourse Line.
  • A. 175th Street (IND Eighth Avenue Line)
    175th Street (IND Eighth Avenue Line) is a New York City Subway station in Washington Heights in Upper Manhattan, served by the A train.
  • B. 181st Street (IND Eighth Avenue Line)
    181st Street (IND Eighth Avenue Line) is a New York City Subway station in Upper Manhattan serving the A train in the Washington Heights neighborhood.
  • C. 168th Street (IND Eighth Avenue Line)
    168th Street (IND Eighth Avenue Line) is a New York City Subway station in Washington Heights served by the A and C trains on the IND Eighth Avenue Line.
  • D. Fulton Street (IND Eighth Avenue Line)
    Fulton Street (IND Eighth Avenue Line) is a New York City Subway station in Lower Manhattan served by the A and C trains as part of the larger Fulton Street transit complex.
  • E. Delancey Street (IND Sixth Avenue Line)
    Delancey Street (IND Sixth Avenue Line) is a New York City Subway station on the IND Sixth Avenue Line located on the Lower East Side of Manhattan, serving F and <F> trains.
  • 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_69ad8587c1bc8190a2595f2c22ee1001 completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69ada6bd07888190b680eace8290d821 completed March 8, 2026, 4:41 p.m.
NED1 Entity disambiguation (via context triple) batch_69b235fd1688819080fa1d73d2b233ba completed March 12, 2026, 3:41 a.m.
NEDg Description generation batch_69b236e61ae88190a76b942c6cddff41 completed March 12, 2026, 3:45 a.m.
NED2 Entity disambiguation (via description) batch_69b23770ed4c8190b5d929cc95a286a0 completed March 12, 2026, 3:48 a.m.
Created at: March 8, 2026, 3:06 p.m.