Triple

T232150
Position Surface form Disambiguated ID Type / Status
Subject Penn Station (New York City) E4431 entity
Predicate subwayLines P6301 FINISHED
Object IND Sixth Avenue Line (nearby connection via passageways)
The IND Sixth Avenue Line is a major New York City Subway trunk line in Manhattan, primarily served by the B, D, F, and M trains along Sixth Avenue.
 E29459 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 Sixth Avenue Line (nearby connection via passageways) | Statement: [Penn Station (New York City), subwayLines, IND Sixth Avenue Line (nearby connection via passageways)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: IND Sixth Avenue Line (nearby connection via passageways)
Context triple: [Penn Station (New York City), subwayLines, IND Sixth Avenue Line (nearby connection via passageways)]
  • A. IND Fulton Street Line (subway portion)
    The IND Fulton Street Line (subway portion) is a major New York City Subway line in Brooklyn and Queens that carries A and C trains along Fulton Street as part of the IND Division.
  • B. Addison station (CTA Red Line)
    Addison station (CTA Red Line) is a Chicago 'L' rapid transit stop on the Red Line located in the Lakeview neighborhood, best known for serving fans attending games and events at nearby Wrigley Field.
  • C. Jerome Avenue Line
    The Jerome Avenue Line is a New York City Subway route in the Bronx, primarily served by the 4 train and running along Jerome Avenue from the Yankee Stadium area toward the northern end of the borough.
  • D. Lenox Avenue Line
    The Lenox Avenue Line is a major New York City Subway route in Harlem, Manhattan, primarily served by IRT trains running beneath Lenox Avenue.
  • E. Red Line
    The Red Line is a major rapid transit route in Chicago that runs north–south through the city, serving as one of the busiest lines in its subway and elevated rail system.
  • 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 Sixth Avenue Line (nearby connection via passageways)
Triple: [Penn Station (New York City), subwayLines, IND Sixth Avenue Line (nearby connection via passageways)]
Generated description
The IND Sixth Avenue Line is a major New York City Subway trunk line in Manhattan, primarily served by the B, D, F, and M trains along Sixth Avenue.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: IND Sixth Avenue Line (nearby connection via passageways)
Target entity description: The IND Sixth Avenue Line is a major New York City Subway trunk line in Manhattan, primarily served by the B, D, F, and M trains along Sixth Avenue.
  • A. IND Fulton Street Line (subway portion)
    The IND Fulton Street Line (subway portion) is a major New York City Subway line in Brooklyn and Queens that carries A and C trains along Fulton Street as part of the IND Division.
  • B. Addison station (CTA Red Line)
    Addison station (CTA Red Line) is a Chicago 'L' rapid transit stop on the Red Line located in the Lakeview neighborhood, best known for serving fans attending games and events at nearby Wrigley Field.
  • C. Jerome Avenue Line
    The Jerome Avenue Line is a New York City Subway route in the Bronx, primarily served by the 4 train and running along Jerome Avenue from the Yankee Stadium area toward the northern end of the borough.
  • D. Lenox Avenue Line
    The Lenox Avenue Line is a major New York City Subway route in Harlem, Manhattan, primarily served by IRT trains running beneath Lenox Avenue.
  • E. Red Line
    The Red Line is a major rapid transit route in Chicago that runs north–south through the city, serving as one of the busiest lines in its subway and elevated rail system.
  • 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_69a257363ffc81909757bde7ab3404da completed Feb. 28, 2026, 2:47 a.m.
NER Named-entity recognition batch_69a260c42060819089eb772202e504f5 completed Feb. 28, 2026, 3:28 a.m.
NED1 Entity disambiguation (via context triple) batch_69a35ea461288190bf60a31e8e8ba976 completed Feb. 28, 2026, 9:31 p.m.
NEDg Description generation batch_69a35ef7d9148190a0fad8f4bf0de77f completed Feb. 28, 2026, 9:32 p.m.
NED2 Entity disambiguation (via description) batch_69a35f55ced08190ae7c6fce098602be completed Feb. 28, 2026, 9:34 p.m.
Created at: Feb. 28, 2026, 2:53 a.m.