Triple
T8391098
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Coquitlam |
E197943
|
entity |
| Predicate | hasTransit |
P2413
|
FINISHED |
| Object |
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.
|
E730832
|
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 Evergreen Extension | Statement: [Coquitlam, hasTransit, SkyTrain Evergreen Extension]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: SkyTrain Evergreen Extension Context triple: [Coquitlam, hasTransit, SkyTrain Evergreen Extension]
-
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.
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.
-
C.
Canada Line
The Canada Line is a rapid transit rail line in Metro Vancouver, British Columbia, connecting downtown Vancouver with the Vancouver International Airport and the suburb of Richmond.
-
D.
Toronto Transit Commission Line 1 extension
The Toronto Transit Commission Line 1 extension is a subway line expansion that extends Toronto’s primary north–south rapid transit route into York Region, improving regional connectivity and access to the city’s transit network.
-
E.
SkyTrain
SkyTrain is an automated, driverless rapid transit system serving the Metro Vancouver region in British Columbia, Canada.
- 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 Evergreen Extension Triple: [Coquitlam, hasTransit, SkyTrain Evergreen Extension]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: SkyTrain Evergreen Extension Target entity description: 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.
-
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.
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.
-
C.
Canada Line
The Canada Line is a rapid transit rail line in Metro Vancouver, British Columbia, connecting downtown Vancouver with the Vancouver International Airport and the suburb of Richmond.
-
D.
Toronto Transit Commission Line 1 extension
The Toronto Transit Commission Line 1 extension is a subway line expansion that extends Toronto’s primary north–south rapid transit route into York Region, improving regional connectivity and access to the city’s transit network.
-
E.
SkyTrain
SkyTrain is an automated, driverless rapid transit system serving the Metro Vancouver region in British Columbia, Canada.
- 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_69cde84d6f3c8190ba12905ba5900087 |
completed | April 2, 2026, 3:53 a.m. |
| NEDg | Description generation | batch_69cdebfc63e8819087f5c1d588b58e21 |
completed | April 2, 2026, 4:09 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69cded77618c81909e8786ccd2f3e4b6 |
completed | April 2, 2026, 4:15 a.m. |
Created at: March 30, 2026, 6:03 p.m.