Triple

T7853007
Position Surface form Disambiguated ID Type / Status
Subject 149th Street–Grand Concourse station E182101 entity
Predicate hasAdjacentStationOnJeromeAvenueLine P69817 FINISHED
Object 138th Street–Grand Concourse station
138th Street–Grand Concourse station is a New York City Subway station in the Bronx serving the IRT Jerome Avenue Line near the Grand Concourse.
 E705863 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: 138th Street–Grand Concourse station | Statement: [149th Street–Grand Concourse station, hasAdjacentStationOnJeromeAvenueLine, 138th Street–Grand Concourse station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 138th Street–Grand Concourse station
Context triple: [149th Street–Grand Concourse station, hasAdjacentStationOnJeromeAvenueLine, 138th Street–Grand Concourse station]
  • A. 149th Street–Grand Concourse station
    The 149th Street–Grand Concourse station is a major New York City Subway complex in the Bronx that serves as a key transfer point between multiple lines, including the White Plains Road Line.
  • B. 170th Street (Grand Concourse) station
    170th Street (Grand Concourse) station is a New York City Subway station in the Bronx serving the B and D lines along the Grand Concourse.
  • C. 167th Street (Grand Concourse) station
    167th Street (Grand Concourse) station is a New York City Subway station in the Bronx serving the Grand Concourse corridor.
  • D. Astoria Boulevard station
    Astoria Boulevard station is an elevated New York City Subway station in Astoria, Queens, serving the neighborhood along the Astoria Line.
  • E. Third Avenue–149th Street station
    Third Avenue–149th Street station is a major New York City Subway station in the Bronx serving the 2 and 5 trains on the IRT White Plains Road Line.
  • 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: 138th Street–Grand Concourse station
Triple: [149th Street–Grand Concourse station, hasAdjacentStationOnJeromeAvenueLine, 138th Street–Grand Concourse station]
Generated description
138th Street–Grand Concourse station is a New York City Subway station in the Bronx serving the IRT Jerome Avenue Line near the Grand Concourse.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: 138th Street–Grand Concourse station
Target entity description: 138th Street–Grand Concourse station is a New York City Subway station in the Bronx serving the IRT Jerome Avenue Line near the Grand Concourse.
  • A. 149th Street–Grand Concourse station
    The 149th Street–Grand Concourse station is a major New York City Subway complex in the Bronx that serves as a key transfer point between multiple lines, including the White Plains Road Line.
  • B. 170th Street (Grand Concourse) station
    170th Street (Grand Concourse) station is a New York City Subway station in the Bronx serving the B and D lines along the Grand Concourse.
  • C. 167th Street (Grand Concourse) station
    167th Street (Grand Concourse) station is a New York City Subway station in the Bronx serving the Grand Concourse corridor.
  • D. Astoria Boulevard station
    Astoria Boulevard station is an elevated New York City Subway station in Astoria, Queens, serving the neighborhood along the Astoria Line.
  • E. Third Avenue–149th Street station
    Third Avenue–149th Street station is a major New York City Subway station in the Bronx serving the 2 and 5 trains on the IRT White Plains Road Line.
  • 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_69ca82869ee08190b8f9040dbc2c0467 completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cb18ed56d481909266d862e0ae152d completed March 31, 2026, 12:44 a.m.
NED1 Entity disambiguation (via context triple) batch_69cc5606caa08190b68ff051bb8ef64d completed March 31, 2026, 11:17 p.m.
NEDg Description generation batch_69cc5822581481908a143376bee599ec completed March 31, 2026, 11:26 p.m.
NED2 Entity disambiguation (via description) batch_69cc58f549388190ba6c8b41c0820cd6 completed March 31, 2026, 11:29 p.m.
Created at: March 30, 2026, 4:51 p.m.