Triple
T17658594
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hyundai Rotem |
E440188
|
entity |
| Predicate | notableProject |
P4
|
FINISHED |
| Object | Toronto subway Line 1 and Line 2 trains |
—
|
NE NERFINISHED |
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: Toronto subway Line 1 and Line 2 trains | Statement: [Hyundai Rotem, notableProject, Toronto subway Line 1 and Line 2 trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Toronto subway Line 1 and Line 2 trains Context triple: [Hyundai Rotem, notableProject, Toronto subway Line 1 and Line 2 trains]
-
A.
Toronto subway
The Toronto subway is the primary rapid transit system in Toronto, Ontario, consisting of multiple underground and elevated lines that serve as the backbone of the city’s public transportation network.
-
B.
Toronto Rocket trains
chosen
Toronto Rocket trains are the modern, fully accessible subway cars used on Toronto’s heavy-rail network, featuring open gangways, automated announcements, and updated safety and passenger information systems.
-
C.
Toronto Metros
Toronto Metros were a professional soccer team based in Toronto that competed in the North American Soccer League during the 1970s.
-
D.
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.
-
E.
Calgary CTrain
Calgary CTrain is the light rail transit system serving Calgary, Alberta, known for its extensive network and high ridership within the city's public transportation system.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8b9e87e18819087104a44dc4dc5b1 |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e46ea3b4cc81908eec7032cf221d49 |
completed | April 19, 2026, 5:56 a.m. |
Created at: April 10, 2026, 9:37 a.m.