Triple

T12813787
Position Surface form Disambiguated ID Type / Status
Subject Wellesley subway station E306337 entity
Predicate servesLine P839 FINISHED
Object Yonge–University line E7281 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: Yonge–University line | Statement: [Wellesley subway station, servesLine, Yonge–University 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: Yonge–University line
Context triple: [Wellesley subway station, servesLine, Yonge–University line]
  • A. Line 1 Yonge–University chosen
    Line 1 Yonge–University is the busiest and oldest subway line in Toronto’s transit system, forming a U-shaped route through the city’s downtown core and major north–south corridors.
  • B. Line 2 Bloor–Danforth
    Line 2 Bloor–Danforth is a major east–west subway line in Toronto’s rapid transit system, running primarily along Bloor Street and Danforth Avenue.
  • C. Richmond Hill line
    The Richmond Hill line is a GO Transit commuter rail corridor in the Greater Toronto Area that runs between Toronto’s Union Station and communities to the north along the Don Valley and Richmond Hill.
  • D. Waterloo & City line
    The Waterloo & City line is a short, deep-level London Underground railway line that provides a direct commuter link between Waterloo station and the City of London.
  • E. Lakeshore West line
    The Lakeshore West line is a major GO Transit commuter rail corridor in the Greater Toronto and Hamilton Area, running along the north shore of Lake Ontario and connecting Toronto with its western suburbs and cities.
  • 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_69d7bdf46c448190b1faa55aaacb6317 elicitation completed
NER batch_69d96e9adcf08190a12801adcc613477 ner completed
NED1 batch_69f6a544badc8190877c39728e57af6f ned_source_triple completed
Created at: April 9, 2026, 5:31 p.m.