Triple

T15250010
Position Surface form Disambiguated ID Type / Status
Subject Rosedale, Toronto, Ontario, Canada E364492 entity
Predicate servedByTransitOperator P111896 FINISHED
Object Toronto Transit Commission E4890 NE FINISHED

How this triple was built (3 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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: [Rosedale, Toronto, Ontario, Canada, servedByTransitOperator, Toronto Transit Commission]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Toronto Transit Commission
Context triple: [Rosedale, Toronto, Ontario, Canada, servedByTransitOperator, 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.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: servedByTransitOperator
Context triple: [Rosedale, Toronto, Ontario, Canada, servedByTransitOperator, Toronto Transit Commission]
  • A. publicTransportOperatorFor chosen
    Indicates that one entity operates or manages public transportation services for another entity or area.
  • B. transportationServedBy
    Indicates that a transportation facility, route, or area is provided service or coverage by a specific transportation provider or mode.
  • C. hasBusOperator
    Indicates that a bus service, route, or vehicle is operated or managed by a specific operator or company.
  • D. partOfTransitSystem
    Indicates that something is a component or segment within a larger transit or transportation system.
  • E. tramOperator
    Indicates that one entity operates, manages, or runs tram services for another entity or area.
  • F. None of above.

Provenance (4 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d85a0dde7481908fc64d1e82d5d20d completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e007f62b9c8190b9ad40e2d1912b63 completed April 15, 2026, 9:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69fedd379ac081909ebb3a18c2ee3b3c completed May 9, 2026, 7:07 a.m.
PD Predicate disambiguation batch_69deca8d1bd48190a4b94f29b425e335 completed April 14, 2026, 11:15 p.m.
Created at: April 10, 2026, 3:13 a.m.