Triple

T2448870
Position Surface form Disambiguated ID Type / Status
Subject Old Toronto E53654 entity
Predicate contains P35 FINISHED
Object Toronto Union Station rail corridor E239025 NE FINISHED

How this triple was built (2 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 Union Station rail corridor | Statement: [Old Toronto, contains, Toronto Union Station rail corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Toronto Union Station rail corridor
Context triple: [Old Toronto, contains, Toronto Union Station rail corridor]
  • A. Brampton GO Station
    Brampton GO Station is a commuter rail and bus transit hub in Brampton, Ontario, serving GO Transit and regional passengers on the Kitchener line.
  • B. North York Centre station
    North York Centre station is a busy underground subway stop in Toronto’s North York district, serving the commercial and civic hub around Mel Lastman Square.
  • C. Don Mills station
    Don Mills station is an eastern Toronto subway terminus on Line 4 Sheppard that serves as a key transit hub for buses and nearby commercial and residential areas.
  • D. Waterloo East station
    Waterloo East station is a central London railway station on the South Bank, serving suburban and regional services and linked by footbridge to both Waterloo and Charing Cross stations.
  • E. Union station (TTC) chosen
    Union station (TTC) is a major downtown Toronto subway station and transit hub that connects multiple subway lines with regional rail and other transportation services.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69ab495d227c8190b26ae6548eeb1019 completed March 6, 2026, 9:38 p.m.
NER Named-entity recognition batch_69abd0dc7ed88190920afd4817c621c9 completed March 7, 2026, 7:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69aef0c0069c8190bfb9e71aea4774d3 completed March 9, 2026, 4:09 p.m.
Created at: March 6, 2026, 9:43 p.m.