Triple

T16039308
Position Surface form Disambiguated ID Type / Status
Subject Q (New York City Subway service) E389051 entity
Predicate runsOnLine P15252 FINISHED
Object Manhattan Bridge (south tracks)
The Manhattan Bridge (south tracks) are a pair of New York City Subway tracks on the southern side of the Manhattan Bridge that carry B and D trains between Manhattan and Brooklyn.
E463367 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: Manhattan Bridge (south tracks) | Statement: [Q (New York City Subway service), runsOnLine, Manhattan Bridge (south tracks)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Manhattan Bridge (south tracks)
Context triple: [Q (New York City Subway service), runsOnLine, Manhattan Bridge (south tracks)]
  • A. Manhattan Bridge (B train)
    The Manhattan Bridge (B train) is a major New York City Subway crossing that carries B and D line trains between Brooklyn and Manhattan as part of the BMT Broadway and IND Sixth Avenue services.
  • B. South Ferry loops (IRT South Ferry)
    The South Ferry loops (IRT South Ferry) were a pair of curved New York City Subway terminal tracks in Lower Manhattan that served as the southern terminus for IRT lines before being replaced by a newer South Ferry station.
  • C. Queensboro Bridge (Queens side)
    Queensboro Bridge (Queens side) refers to the portion of the historic cantilever bridge where it connects to and enters the borough of Queens in New York City.
  • D. Kingsbridge Road (IRT Jerome Avenue Line)
    Kingsbridge Road (IRT Jerome Avenue Line) is a New York City Subway station in the Bronx that serves the Kingsbridge neighborhood along the Jerome Avenue Line.
  • E. Second Avenue–Broadway Express
    The Second Avenue–Broadway Express is a New York City Subway service pattern that operates express via Second Avenue in Manhattan and Broadway in Brooklyn, providing faster travel between the Upper East Side and southern Brooklyn.
  • 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: Manhattan Bridge (south tracks)
Triple: [Q (New York City Subway service), runsOnLine, Manhattan Bridge (south tracks)]
Generated description
The Manhattan Bridge (south tracks) are a pair of New York City Subway tracks on the southern side of the Manhattan Bridge that carry B and D trains between Manhattan and Brooklyn.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Manhattan Bridge (south tracks)
Target entity description: The Manhattan Bridge (south tracks) are a pair of New York City Subway tracks on the southern side of the Manhattan Bridge that carry B and D trains between Manhattan and Brooklyn.
  • A. Manhattan Bridge (B train) chosen
    The Manhattan Bridge (B train) is a major New York City Subway crossing that carries B and D line trains between Brooklyn and Manhattan as part of the BMT Broadway and IND Sixth Avenue services.
  • B. South Ferry loops (IRT South Ferry)
    The South Ferry loops (IRT South Ferry) were a pair of curved New York City Subway terminal tracks in Lower Manhattan that served as the southern terminus for IRT lines before being replaced by a newer South Ferry station.
  • C. Queensboro Bridge (Queens side)
    Queensboro Bridge (Queens side) refers to the portion of the historic cantilever bridge where it connects to and enters the borough of Queens in New York City.
  • D. Kingsbridge Road (IRT Jerome Avenue Line)
    Kingsbridge Road (IRT Jerome Avenue Line) is a New York City Subway station in the Bronx that serves the Kingsbridge neighborhood along the Jerome Avenue Line.
  • E. Second Avenue–Broadway Express
    The Second Avenue–Broadway Express is a New York City Subway service pattern that operates express via Second Avenue in Manhattan and Broadway in Brooklyn, providing faster travel between the Upper East Side and southern Brooklyn.
  • F. None of above.

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_69d86dada3808190825d5f80d72fbe88 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e21a00f6808190a60939ef7ce727a7 completed April 17, 2026, 11:31 a.m.
NED1 Entity disambiguation (via context triple) batch_69ffdbd5acb48190a10e40074fffd425 completed May 10, 2026, 1:13 a.m.
NEDg Description generation batch_69ffdd527cfc8190a616a2334edffd02 completed May 10, 2026, 1:20 a.m.
NED2 Entity disambiguation (via description) batch_69ffdda1a0908190b7c880c5d66f7400 completed May 10, 2026, 1:21 a.m.
Created at: April 10, 2026, 4:56 a.m.