Triple

T8102730
Position Surface form Disambiguated ID Type / Status
Subject Concourse Line E189152 entity
Predicate hasStation P35 FINISHED
Object 174th–175th Streets (IND Concourse Line)
174th–175th Streets is a local New York City Subway station on the IND Concourse Line in the Bronx, serving B and D trains.
 E719702 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: 174th–175th Streets (IND Concourse Line) | Statement: [Concourse Line, hasStation, 174th–175th Streets (IND Concourse Line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 174th–175th Streets (IND Concourse Line)
Context triple: [Concourse Line, hasStation, 174th–175th Streets (IND Concourse Line)]
  • A. 170th Street (IND Concourse Line)
    170th Street (IND Concourse Line) is a local New York City Subway station in the Bronx serving the B and D trains on the IND Concourse Line.
  • B. 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.
  • C. 167th Street (IND Concourse Line)
    167th Street (IND Concourse Line) is a local New York City Subway station in the Bronx serving the IND Concourse Line.
  • D. 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.
  • E. Norwood–205th Street (IND Concourse Line)
    Norwood–205th Street (IND Concourse Line) is the northern terminal station of the New York City Subway’s IND Concourse Line in the Bronx, serving as a key endpoint for the D train.
  • 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: 174th–175th Streets (IND Concourse Line)
Triple: [Concourse Line, hasStation, 174th–175th Streets (IND Concourse Line)]
Generated description
174th–175th Streets is a local New York City Subway station on the IND Concourse Line in the Bronx, serving B and D trains.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: 174th–175th Streets (IND Concourse Line)
Target entity description: 174th–175th Streets is a local New York City Subway station on the IND Concourse Line in the Bronx, serving B and D trains.
  • A. 170th Street (IND Concourse Line)
    170th Street (IND Concourse Line) is a local New York City Subway station in the Bronx serving the B and D trains on the IND Concourse Line.
  • B. 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.
  • C. 167th Street (IND Concourse Line)
    167th Street (IND Concourse Line) is a local New York City Subway station in the Bronx serving the IND Concourse Line.
  • D. 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.
  • E. Norwood–205th Street (IND Concourse Line)
    Norwood–205th Street (IND Concourse Line) is the northern terminal station of the New York City Subway’s IND Concourse Line in the Bronx, serving as a key endpoint for the D train.
  • 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_69ca82b886d88190a9cba0d5a4a27521 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb42bd91408190880293dfdce8bef7 completed March 31, 2026, 3:42 a.m.
NED1 Entity disambiguation (via context triple) batch_69cced062f3881908560b657c096c92e completed April 1, 2026, 10:01 a.m.
NEDg Description generation batch_69ccf09a952c8190ace6a9f0012ad90a completed April 1, 2026, 10:16 a.m.
NED2 Entity disambiguation (via description) batch_69cd055292088190927046793cec1c36 completed April 1, 2026, 11:45 a.m.
Created at: March 30, 2026, 5:31 p.m.