Triple

T10983881
Position Surface form Disambiguated ID Type / Status
Subject Second Avenue Line E259575 entity
Predicate hasStation P35 FINISHED
Object 125th Street (planned)
125th Street (planned) is a future subway station on New York City's Second Avenue Subway intended to serve as a major transit hub in Harlem.
E898113 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: 125th Street (planned) | Statement: [Second Avenue Line, hasStation, 125th Street (planned)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 125th Street (planned)
Context triple: [Second Avenue Line, hasStation, 125th Street (planned)]
  • A. 125th Street (IRT Broadway–Seventh Avenue Line)
    125th Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Harlem on the Broadway–Seventh Avenue Line, served by the 1 train.
  • B. 125th Street (IND Eighth Avenue Line)
    125th Street (IND Eighth Avenue Line) is an underground New York City Subway station in Harlem, Manhattan, located at the intersection of 125th Street and St. Nicholas Avenue.
  • C. 125th Street (Lexington Avenue Line)
    125th Street (Lexington Avenue Line) is a major New York City Subway station in East Harlem that serves as a key transfer and access point on the IRT Lexington Avenue Line.
  • D. 125th Street
    125th Street is a major east–west thoroughfare and commercial hub in Harlem, Manhattan, known as the neighborhood’s main street and cultural center.
  • E. 215th Street (1 line)
    215th Street (1 line) is a New York City Subway station on the IRT Broadway–Seventh Avenue Line serving the Inwood neighborhood of Upper 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: 125th Street (planned)
Triple: [Second Avenue Line, hasStation, 125th Street (planned)]
Generated description
125th Street (planned) is a future subway station on New York City's Second Avenue Subway intended to serve as a major transit hub in Harlem.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 125th Street (planned)
Target entity description: 125th Street (planned) is a future subway station on New York City's Second Avenue Subway intended to serve as a major transit hub in Harlem.
  • A. 125th Street (IRT Broadway–Seventh Avenue Line)
    125th Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Harlem on the Broadway–Seventh Avenue Line, served by the 1 train.
  • B. 125th Street (IND Eighth Avenue Line)
    125th Street (IND Eighth Avenue Line) is an underground New York City Subway station in Harlem, Manhattan, located at the intersection of 125th Street and St. Nicholas Avenue.
  • C. 125th Street (Lexington Avenue Line)
    125th Street (Lexington Avenue Line) is a major New York City Subway station in East Harlem that serves as a key transfer and access point on the IRT Lexington Avenue Line.
  • D. 125th Street
    125th Street is a major east–west thoroughfare and commercial hub in Harlem, Manhattan, known as the neighborhood’s main street and cultural center.
  • E. 215th Street (1 line)
    215th Street (1 line) is a New York City Subway station on the IRT Broadway–Seventh Avenue Line serving the Inwood neighborhood of Upper 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_69d6aa895f4c8190887a15460ef622f4 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d772ec55fc81909b2b15f2493dddc6 completed April 9, 2026, 9:35 a.m.
NED1 Entity disambiguation (via context triple) batch_69e344d860b08190a035570191c54d7c completed April 18, 2026, 8:46 a.m.
NEDg Description generation batch_69e3556e8b408190a02a1fe194ae5750 completed April 18, 2026, 9:57 a.m.
NED2 Entity disambiguation (via description) batch_69e3591ecd548190b049ce95fe3f86d9 completed April 18, 2026, 10:12 a.m.
Created at: April 8, 2026, 9:24 p.m.