Triple

T19697117
Position Surface form Disambiguated ID Type / Status
Subject Brooklyn–Manhattan Transit Corporation subway network E472987 entity
Predicate hasTerminal P182 FINISHED
Object Metropolitan Avenue (Myrtle Avenue Line) — NE NERFINISHED

How this triple was built (3 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: Metropolitan Avenue (Myrtle Avenue Line) | Statement: [Brooklyn–Manhattan Transit Corporation subway network, hasTerminal, Metropolitan Avenue (Myrtle Avenue Line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Metropolitan Avenue (Myrtle Avenue Line)
Context triple: [Brooklyn–Manhattan Transit Corporation subway network, hasTerminal, Metropolitan Avenue (Myrtle Avenue Line)]
  • A. Myrtle Avenue Line
    The Myrtle Avenue Line is a New York City Subway line in Brooklyn and Queens, primarily served by the M train.
  • B. 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.
  • C. Ditmas Avenue (IND Culver Line)
    Ditmas Avenue (IND Culver Line) is a local New York City Subway station on the F line in Kensington, Brooklyn.
  • D. Nostrand Avenue (IND Fulton Street Line)
    Nostrand Avenue (IND Fulton Street Line) is a local New York City Subway station in Brooklyn serving the A and C trains on the IND Fulton Street Line.
  • E. Astoria Boulevard (Astoria Line)
    Astoria Boulevard is an elevated New York City Subway station in Queens on the Astoria Line, serving the N and W trains near the Grand Central Parkway.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Metropolitan Avenue (Myrtle Avenue Line)
Target entity description: Metropolitan Avenue (Myrtle Avenue Line) is a New York City Subway terminal station in Brooklyn that serves as the northern end of the BMT Myrtle Avenue Line.
  • A. Myrtle Avenue Line
    The Myrtle Avenue Line is a New York City Subway line in Brooklyn and Queens, primarily served by the M train.
  • B. 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.
  • C. Ditmas Avenue (IND Culver Line)
    Ditmas Avenue (IND Culver Line) is a local New York City Subway station on the F line in Kensington, Brooklyn.
  • D. Nostrand Avenue (IND Fulton Street Line)
    Nostrand Avenue (IND Fulton Street Line) is a local New York City Subway station in Brooklyn serving the A and C trains on the IND Fulton Street Line.
  • E. Astoria Boulevard (Astoria Line)
    Astoria Boulevard is an elevated New York City Subway station in Queens on the Astoria Line, serving the N and W trains near the Grand Central Parkway.
  • F. None of above. chosen

Provenance (2 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_69d8e515bef88190bc30781aea50537a completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e6421527b08190858788265043792d completed April 20, 2026, 3:11 p.m.
Created at: April 10, 2026, 1:46 p.m.