Triple

T16660815
Position Surface form Disambiguated ID Type / Status
Subject Pacific Street E404851 entity
Predicate lineGroup P32740 FINISHED
Object BMT Division E97262 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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 Division | Statement: [Pacific Street, lineGroup, BMT Division]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: BMT Division
Context triple: [Pacific Street, lineGroup, BMT Division]
  • A. BMT Division chosen
    The BMT Division is a former Brooklyn–Manhattan Transit-operated section of the New York City Subway system, encompassing lines originally built and run by the BMT before unification.
  • B. BMT Division
    BMT Division is a specialized organizational unit focused on bone marrow transplantation and related hematologic treatments.
  • C. MTA New York City Transit Subdivision B
    MTA New York City Transit Subdivision B is the division of New York City's subway system that operates the lettered lines, including services like the A, B, D, F, N, Q, and R trains.
  • D. BMT Franklin Avenue Line
    The BMT Franklin Avenue Line is a short New York City Subway shuttle route in Brooklyn that connects the Fulton Street Line with the Brighton Line.
  • E. 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.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d8838b5fbc81908c6575c132b82e80 elicitation completed
NER batch_69e37bfee5448190bb44c4dadba5dcbd ner completed
NED1 batch_6a0084ce7cf0819091e7a4de2cc010ea ned_source_triple completed
Created at: April 10, 2026, 5:18 a.m.