Triple

T11424841
Position Surface form Disambiguated ID Type / Status
Subject Canada Line E270719 entity
Predicate fareSurchargeAppliesTo P31871 FINISHED
Object YVR–Airport station E916361 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: YVR–Airport station | Statement: [Canada Line, fareSurchargeAppliesTo, YVR–Airport station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: YVR–Airport station
Context triple: [Canada Line, fareSurchargeAppliesTo, YVR–Airport station]
  • A. Vancouver City Centre station
    Vancouver City Centre station is a rapid transit station in downtown Vancouver, British Columbia, serving the Canada Line of the SkyTrain system and providing access to major commercial and shopping areas.
  • B. Canada Line YVR–Airport station chosen
    Canada Line YVR–Airport station is a rapid transit station on Metro Vancouver’s Canada Line that directly serves Vancouver International Airport on Sea Island.
  • C. Burrard station
    Burrard station is a major underground SkyTrain stop in downtown Vancouver, British Columbia, serving commuters on the Expo Line near the city’s central business district.
  • D. Coquitlam Central station
    Coquitlam Central station is a major transit hub in Coquitlam, British Columbia, serving as an interchange for regional rail, rapid transit, and bus services.
  • E. New Westminster station
    New Westminster station is an elevated rapid transit station in New Westminster, British Columbia, serving Metro Vancouver’s SkyTrain network.
  • 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: fareSurchargeAppliesTo
Context triple: [Canada Line, fareSurchargeAppliesTo, YVR–Airport station]
  • A. fareSurchargeAppliesAt
    Indicates that an additional fare or surcharge is in effect at a specified time, location, or under certain conditions.
  • B. fareAppliesTo chosen
    Indicates that a specific fare is applicable to a particular trip, service, passenger category, or travel condition.
  • C. fareBasis
    Indicates the specific fare rule or pricing category that applies to a ticket or travel segment.
  • D. farePolicyType
    Indicates the type or category of fare policy that governs how prices, rules, or conditions are applied.
  • E. farePolicyRelatedTo
    Indicates a relationship where a fare policy is associated with, applies to, or governs a particular entity, context, or service.
  • 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_69d6aadeef688190874bcecd88b3dd9b completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d806be9c2c819084da13101cbb6c81 completed April 9, 2026, 8:06 p.m.
NED1 Entity disambiguation (via context triple) batch_69e5e8e371948190a37609aad75a4bfd completed April 20, 2026, 8:50 a.m.
PD Predicate disambiguation batch_69d7e71436f88190ac7e45a04ea5c987 completed April 9, 2026, 5:51 p.m.
Created at: April 8, 2026, 9:35 p.m.