Triple

T8391100
Position Surface form Disambiguated ID Type / Status
Subject Coquitlam E197943 entity
Predicate hasStation P35 FINISHED
Object 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.
 E734388 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: Coquitlam Central station | Statement: [Coquitlam, hasStation, Coquitlam Central station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Coquitlam Central station
Context triple: [Coquitlam, hasStation, Coquitlam Central station]
  • A. 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.
  • B. New Westminster station
    New Westminster station is an elevated rapid transit station in New Westminster, British Columbia, serving Metro Vancouver’s SkyTrain network.
  • C. Lougheed Town Centre station
    Lougheed Town Centre station is a major elevated SkyTrain transit hub in Burnaby, British Columbia, serving multiple rapid transit lines and connecting the surrounding commercial and residential areas.
  • D. Vancouver Pacific Central Station
    Vancouver Pacific Central Station is a major intercity rail and bus terminal in Vancouver, British Columbia, serving as a key western hub for passenger rail services.
  • E. Yaletown–Roundhouse station
    Yaletown–Roundhouse station is a SkyTrain rapid transit station on Vancouver’s Canada Line serving the Yaletown neighborhood and the nearby Roundhouse Community Arts & Recreation Centre.
  • 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: Coquitlam Central station
Triple: [Coquitlam, hasStation, Coquitlam Central station]
Generated description
Coquitlam Central station is a major transit hub in Coquitlam, British Columbia, serving as an interchange for regional rail, rapid transit, and bus services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Coquitlam Central station
Target entity description: Coquitlam Central station is a major transit hub in Coquitlam, British Columbia, serving as an interchange for regional rail, rapid transit, and bus services.
  • A. 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.
  • B. New Westminster station
    New Westminster station is an elevated rapid transit station in New Westminster, British Columbia, serving Metro Vancouver’s SkyTrain network.
  • C. Lougheed Town Centre station
    Lougheed Town Centre station is a major elevated SkyTrain transit hub in Burnaby, British Columbia, serving multiple rapid transit lines and connecting the surrounding commercial and residential areas.
  • D. Vancouver Pacific Central Station
    Vancouver Pacific Central Station is a major intercity rail and bus terminal in Vancouver, British Columbia, serving as a key western hub for passenger rail services.
  • E. Yaletown–Roundhouse station
    Yaletown–Roundhouse station is a SkyTrain rapid transit station on Vancouver’s Canada Line serving the Yaletown neighborhood and the nearby Roundhouse Community Arts & Recreation Centre.
  • 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_69ca82f749388190bffbea6dfb509016 completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cb810c5c5c81908e124c64911c4e6c completed March 31, 2026, 8:08 a.m.
NED1 Entity disambiguation (via context triple) batch_69ce1d1ffa988190a7b0a6b1017e144d completed April 2, 2026, 7:39 a.m.
NEDg Description generation batch_69ce1fdb77248190aa7d9f2c39446e62 completed April 2, 2026, 7:50 a.m.
NED2 Entity disambiguation (via description) batch_69ce207100548190b80fc1ca6d5b4cda completed April 2, 2026, 7:53 a.m.
Created at: March 30, 2026, 6:03 p.m.