Triple

T10726471
Position Surface form Disambiguated ID Type / Status
Subject False Creek E252959 entity
Predicate crossedBy P416 FINISHED
Object SkyTrain Canada Line bridge
The SkyTrain Canada Line bridge is a rapid transit bridge in Metro Vancouver that carries the Canada Line over False Creek, connecting downtown Vancouver with the city’s southern neighborhoods and the airport.
E883116 NE FINISHED

How this triple was built (4 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 Canada Line bridge | Statement: [False Creek, crossedBy, SkyTrain Canada Line bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: SkyTrain Canada Line bridge
Context triple: [False Creek, crossedBy, SkyTrain Canada Line bridge]
  • A. 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.
  • B. Port Mann Bridge
    The Port Mann Bridge is a major cable-stayed highway bridge in British Columbia, Canada, carrying traffic across the Fraser River as part of the Trans-Canada Highway near Vancouver.
  • C. SkyTrain Expo Line
    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.
  • D. Lethbridge Viaduct
    The Lethbridge Viaduct, also known as the High Level Bridge, is a historic steel railway trestle in Lethbridge, Alberta, and one of the longest and highest bridges of its kind in the world.
  • E. SkyTrain Evergreen Extension
    The SkyTrain Evergreen Extension is a rapid transit line in Metro Vancouver that extends the existing SkyTrain network to serve communities including Coquitlam and Port Moody.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: SkyTrain Canada Line bridge
Triple: [False Creek, crossedBy, SkyTrain Canada Line bridge]
Generated description
The SkyTrain Canada Line bridge is a rapid transit bridge in Metro Vancouver that carries the Canada Line over False Creek, connecting downtown Vancouver with the city’s southern neighborhoods and the airport.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: SkyTrain Canada Line bridge
Target entity description: The SkyTrain Canada Line bridge is a rapid transit bridge in Metro Vancouver that carries the Canada Line over False Creek, connecting downtown Vancouver with the city’s southern neighborhoods and the airport.
  • A. 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.
  • B. Port Mann Bridge
    The Port Mann Bridge is a major cable-stayed highway bridge in British Columbia, Canada, carrying traffic across the Fraser River as part of the Trans-Canada Highway near Vancouver.
  • C. SkyTrain Expo Line
    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.
  • D. Lethbridge Viaduct
    The Lethbridge Viaduct, also known as the High Level Bridge, is a historic steel railway trestle in Lethbridge, Alberta, and one of the longest and highest bridges of its kind in the world.
  • E. SkyTrain Evergreen Extension
    The SkyTrain Evergreen Extension is a rapid transit line in Metro Vancouver that extends the existing SkyTrain network to serve communities including Coquitlam and Port Moody.
  • F. None of above. chosen

Provenance (5 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_69d6aa5d8be481909a43218b2bfdbe95 completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d70fc713f081909ba1d1b986c1fe5c completed April 9, 2026, 2:32 a.m.
NED1 Entity disambiguation (via context triple) batch_69de2297f7a48190b194f7e611d0682b completed April 14, 2026, 11:18 a.m.
NEDg Description generation batch_69de25d25474819081402b75ef7492f6 completed April 14, 2026, 11:32 a.m.
NED2 Entity disambiguation (via description) batch_69de2808244c8190bdb2d4d49f30e0d7 completed April 14, 2026, 11:42 a.m.
Created at: April 8, 2026, 9:14 p.m.