Triple

T20721997
Position Surface form Disambiguated ID Type / Status
Subject IND 207th Street Line E509335 entity
Predicate partOfCorridor P840 FINISHED
Object IND Eighth Avenue–207th Street corridor
The IND Eighth Avenue–207th Street corridor is a segment of New York City's IND subway system that encompasses the northern stretch of the Eighth Avenue Line up to its terminus at 207th Street in Manhattan.
 E1446621 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: IND Eighth Avenue–207th Street corridor | Statement: [IND 207th Street Line, partOfCorridor, IND Eighth Avenue–207th Street corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: IND Eighth Avenue–207th Street corridor
Context triple: [IND 207th Street Line, partOfCorridor, IND Eighth Avenue–207th Street corridor]
  • A. Edgewood Avenue corridor
    The Edgewood Avenue corridor is a historically significant commercial and cultural strip in Atlanta known for its vibrant nightlife, street art, and proximity to the Sweet Auburn civil rights district.
  • B. Bloomfield Avenue corridor
    The Bloomfield Avenue corridor is a major urban thoroughfare and surrounding area in New Jersey known for its dense mix of residential neighborhoods, commercial districts, and transit connections.
  • C. Sixth Avenue corridor
    The Sixth Avenue corridor is a major commercial and transit spine in Midtown Manhattan, lined with office towers, retail, and key subway connections.
  • D. Central Park Avenue (NY 100) corridor
    The Central Park Avenue (NY 100) corridor is a major commercial and transportation artery in Westchester County, New York, lined with shopping centers, businesses, and residential areas.
  • E. 116th Street (IND Eighth Avenue Line)
    116th Street (IND Eighth Avenue Line) is a local New York City Subway station in Manhattan on the Eighth Avenue Line, serving the Columbia University area in Morningside Heights.
  • 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: IND Eighth Avenue–207th Street corridor
Triple: [IND 207th Street Line, partOfCorridor, IND Eighth Avenue–207th Street corridor]
Generated description
The IND Eighth Avenue–207th Street corridor is a segment of New York City's IND subway system that encompasses the northern stretch of the Eighth Avenue Line up to its terminus at 207th Street in Manhattan.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: IND Eighth Avenue–207th Street corridor
Target entity description: The IND Eighth Avenue–207th Street corridor is a segment of New York City's IND subway system that encompasses the northern stretch of the Eighth Avenue Line up to its terminus at 207th Street in Manhattan.
  • A. Edgewood Avenue corridor
    The Edgewood Avenue corridor is a historically significant commercial and cultural strip in Atlanta known for its vibrant nightlife, street art, and proximity to the Sweet Auburn civil rights district.
  • B. Bloomfield Avenue corridor
    The Bloomfield Avenue corridor is a major urban thoroughfare and surrounding area in New Jersey known for its dense mix of residential neighborhoods, commercial districts, and transit connections.
  • C. Sixth Avenue corridor
    The Sixth Avenue corridor is a major commercial and transit spine in Midtown Manhattan, lined with office towers, retail, and key subway connections.
  • D. Central Park Avenue (NY 100) corridor
    The Central Park Avenue (NY 100) corridor is a major commercial and transportation artery in Westchester County, New York, lined with shopping centers, businesses, and residential areas.
  • E. 116th Street (IND Eighth Avenue Line)
    116th Street (IND Eighth Avenue Line) is a local New York City Subway station in Manhattan on the Eighth Avenue Line, serving the Columbia University area in Morningside Heights.
  • 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_69e0b4c4cc648190b45fda6e2b20af56 completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e6c1d6bdcc8190ba42c44159a2c0d5 completed April 21, 2026, 12:16 a.m.
NED1 Entity disambiguation (via context triple) batch_6a08e05734d88190b6386afc9e2e2d12 completed May 16, 2026, 9:23 p.m.
NEDg Description generation batch_6a08e101997881909ad7ed5e91cf1ed7 completed May 16, 2026, 9:26 p.m.
NED2 Entity disambiguation (via description) batch_6a08e1ba6cf08190a43b1d57ef061a72 completed May 16, 2026, 9:29 p.m.
Created at: April 16, 2026, 12:27 p.m.