Triple

T15228045
Position Surface form Disambiguated ID Type / Status
Subject Toronto E363926 entity
Predicate hasPublicTransitAgency P1288 FINISHED
Object Toronto Transit Commission E4890 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: Toronto Transit Commission | Statement: [Toronto, hasPublicTransitAgency, Toronto Transit Commission]

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: Toronto Transit Commission
Context triple: [Toronto, hasPublicTransitAgency, Toronto Transit Commission]
  • A. Toronto Transit Commission chosen
    The Toronto Transit Commission is the public agency that operates Toronto’s primary network of subways, buses, and streetcars.
  • B. OC Transpo
    OC Transpo is the public transit agency that operates bus and light rail services throughout Ottawa, Ontario.
  • C. York Region Transit
    York Region Transit is the public transportation system serving communities across York Region in Ontario, Canada, operating local and rapid bus services that connect towns and cities north of Toronto.
  • D. Brampton Transit
    Brampton Transit is the public bus transportation system serving the city of Brampton in Ontario, Canada.
  • E. Metrolinx
    Metrolinx is a government agency in Ontario, Canada responsible for planning, operating, and integrating regional public transportation services across the Greater Toronto and Hamilton Area.
  • 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_69d85a0ce24c81909c4d3b6475548c95 elicitation completed
NER batch_69e0078ccdf48190b34eabd9e24e45a1 ner completed
NED1 batch_69fedd379ac081909ebb3a18c2ee3b3c ned_source_triple completed
Created at: April 10, 2026, 3:12 a.m.