Triple

T2648728
Position Surface form Disambiguated ID Type / Status
Subject Mount Pleasant, Vancouver E53845 entity
Predicate transportServedBy P1298 FINISHED
Object SkyTrain Expo Line (nearby stations) E194386 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: SkyTrain Expo Line (nearby stations) | Statement: [Mount Pleasant, Vancouver, transportServedBy, SkyTrain Expo Line (nearby stations)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: SkyTrain Expo Line (nearby stations)
Context triple: [Mount Pleasant, Vancouver, transportServedBy, SkyTrain Expo Line (nearby stations)]
  • A. SkyTrain Expo Line chosen
    The SkyTrain Expo Line is a major rapid transit line in Metro Vancouver, British Columbia, forming part of the SkyTrain system and connecting downtown Vancouver with surrounding municipalities including Burnaby, New Westminster, and Surrey.
  • B. SkyTrain Millennium Line
    The SkyTrain Millennium Line is a rapid transit line in Metro Vancouver, British Columbia, forming part of the region’s automated SkyTrain system and connecting several municipalities including Burnaby.
  • C. SkyTrain
    SkyTrain is an automated, driverless rapid transit system serving the Metro Vancouver region in British Columbia, Canada.
  • D. Stadium–Chinatown SkyTrain station
    Stadium–Chinatown SkyTrain station is an elevated rapid transit station on Vancouver’s SkyTrain system serving the downtown stadium district and nearby entertainment venues.
  • E. Line 3 Scarborough
    Line 3 Scarborough was a former light metro line of the Toronto subway system that served the Scarborough district in Toronto, Ontario, Canada.
  • 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_69ab495e192081909c77b622e8e7e15a completed March 6, 2026, 9:38 p.m.
NER Named-entity recognition batch_69abd91b4b3c81908571e85a1621dfc5 completed March 7, 2026, 7:51 a.m.
NED1 Entity disambiguation (via context triple) batch_69afa052c91c8190abfd49dbc62a4448 completed March 10, 2026, 4:38 a.m.
Created at: March 6, 2026, 9:53 p.m.