Triple

T11767773
Position Surface form Disambiguated ID Type / Status
Subject 14th Street–8th Avenue subway station E279820 entity
Predicate servedByLine P1293 FINISHED
Object IND Eighth Avenue Line E35963 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: IND Eighth Avenue Line | Statement: [14th Street–8th Avenue subway station, servedByLine, IND Eighth 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: IND Eighth Avenue Line
Context triple: [14th Street–8th Avenue subway station, servedByLine, IND Eighth Avenue Line]
  • A. IND Sixth Avenue Line
    The IND Sixth Avenue Line is a major New York City Subway trunk line in Manhattan running primarily beneath Sixth Avenue and served by several B Division routes.
  • B. Eighth Avenue Line chosen
    The Eighth Avenue Line is a major New York City Subway trunk line in Manhattan, primarily served by the A, C, and E trains and known as the system’s first fully independent subway route.
  • C. IND Concourse Line
    The IND Concourse Line is a New York City Subway line in the Bronx that primarily carries B and D trains and connects the borough to Manhattan via the IND Eighth Avenue Line.
  • D. Ninth Avenue Line
    The Ninth Avenue Line was New York City's first elevated railway, running along Manhattan's West Side and serving as a key component of the early rapid transit system before its eventual demolition.
  • E. IND Eighth Avenue Line and IND Sixth Avenue Line
    The IND Eighth Avenue Line and IND Sixth Avenue Line are two major New York City Subway trunk lines in Manhattan that run roughly north–south on their respective avenues and share key transfer points such as West Fourth Street–Washington Square.
  • 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_69d6ab01d2688190ad8ed6bda487eaa5 elicitation completed
NER batch_69d8a526979c8190ad2089997906855b ner completed
NED1 batch_69f09063bdcc819089211d6246041416 ned_source_triple completed
Created at: April 8, 2026, 9:41 p.m.