Triple

T12895087
Position Surface form Disambiguated ID Type / Status
Subject Brooklyn Bridge–City Hall subway station E308471 entity
Predicate servesLine P839 FINISHED
Object IRT Lexington Avenue Line E23112 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: IRT Lexington Avenue Line | Statement: [Brooklyn Bridge–City Hall subway station, servesLine, IRT Lexington Avenue Line]

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: IRT Lexington Avenue Line
Context triple: [Brooklyn Bridge–City Hall subway station, servesLine, IRT Lexington Avenue Line]
  • A. 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.
  • B. New York City Subway R line
    The New York City Subway R line is a local service in the B Division that primarily runs along the Broadway Line in Manhattan and Fourth Avenue Line in Brooklyn, connecting Queens to southern Brooklyn.
  • C. Lexington Avenue Line chosen
    The Lexington Avenue Line is a major New York City Subway route in Manhattan that carries the 4, 5, and 6 trains and is one of the system’s busiest and most important north–south corridors.
  • D. New York City Subway L line
    The New York City Subway L line is a rapid transit service running crosstown in Manhattan and through Brooklyn, known for connecting neighborhoods like Williamsburg and Bushwick and for being one of the first fully automated lines in the system.
  • E. New York City Subway G line
    The New York City Subway G line is a crosstown service in Brooklyn and Queens that runs between Court Square in Long Island City and Church Avenue in Brooklyn without entering Manhattan.
  • 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_69d7bdf7c1f0819098102569a8d8cbf5 elicitation completed
NER batch_69d9717d859481908957510babac2d69 ner completed
NED1 batch_69f6a55daf788190be72af98b288bd70 ned_source_triple completed
Created at: April 9, 2026, 5:40 p.m.