Triple

T7841769
Position Surface form Disambiguated ID Type / Status
Subject Middle Village – Metropolitan Avenue E181820 entity
Predicate openedAsPartOf P9951 FINISHED
Object BMT Myrtle Avenue Line extension in Queens E110801 NE FINISHED

How this triple was built (2 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: BMT Myrtle Avenue Line extension in Queens | Statement: [Middle Village – Metropolitan Avenue, openedAsPartOf, BMT Myrtle Avenue Line extension in Queens]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: BMT Myrtle Avenue Line extension in Queens
Context triple: [Middle Village – Metropolitan Avenue, openedAsPartOf, BMT Myrtle Avenue Line extension in Queens]
  • A. IRT Nostrand Avenue Line extension
    The IRT Nostrand Avenue Line extension was a New York City Subway expansion project that extended service deeper into Brooklyn along Nostrand Avenue beyond its original terminus.
  • B. BMT Brighton Line at Coney Island–Stillwell Avenue
    BMT Brighton Line at Coney Island–Stillwell Avenue is a New York City Subway terminal complex in Brooklyn where the Brighton Line and several other lines converge at the large Coney Island–Stillwell Avenue station.
  • C. BMT Myrtle Avenue Line chosen
    The BMT Myrtle Avenue Line is a New York City Subway line in Brooklyn and Queens that primarily carries the M train along an elevated route.
  • D. BMT Fourth Avenue Line
    The BMT Fourth Avenue Line is a major New York City Subway trunk line in Brooklyn, running beneath Fourth Avenue and serving as a key corridor for multiple services.
  • E. BMT Archer Avenue Line
    The BMT Archer Avenue Line is a New York City Subway line in Queens that carries BMT services to and from the Jamaica Center–Parsons/Archer terminal.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69ca8285d6488190a95d4c02d7354b53 completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cb14c6cbe48190b73df491de1004c3 completed March 31, 2026, 12:26 a.m.
NED1 Entity disambiguation (via context triple) batch_69cb5ad44ff081908954395aef6ac78b completed March 31, 2026, 5:25 a.m.
Created at: March 30, 2026, 4:48 p.m.