Triple
T14311305
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | West Coast Express |
E354837
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Coquitlam Central station |
E734388
|
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: Coquitlam Central station | Statement: [West Coast Express, hasStation, Coquitlam Central station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Coquitlam Central station Context triple: [West Coast Express, hasStation, Coquitlam Central station]
-
A.
Coquitlam Central station
chosen
Coquitlam Central station is a major transit hub in Coquitlam, British Columbia, serving as an interchange for regional rail, rapid transit, and bus services.
-
B.
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.
-
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.
Langara–49th Avenue station
Langara–49th Avenue station is an elevated SkyTrain rapid transit station in Vancouver, British Columbia, serving the surrounding Langara College and Oakridge residential area.
-
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.
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_69d8278ed42c8190b9f882dcce611347 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de85b386d0819087d14f3ce84a1997 |
completed | April 14, 2026, 6:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd4684e2648190b46328252ac9d51b |
completed | May 8, 2026, 2:12 a.m. |
Created at: April 10, 2026, 1:12 a.m.