Triple
T6725082
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | GO Transit Richmond Hill line |
E153495
|
entity |
| Predicate | ownedInfrastructure |
P5683
|
FINISHED |
| Object | Metrolinx Richmond Hill rail corridor |
E329374
|
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: Metrolinx Richmond Hill rail corridor | Statement: [GO Transit Richmond Hill line, ownedInfrastructure, Metrolinx Richmond Hill rail corridor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metrolinx Richmond Hill rail corridor Context triple: [GO Transit Richmond Hill line, ownedInfrastructure, Metrolinx Richmond Hill rail corridor]
-
A.
Richmond Hill line
chosen
The Richmond Hill line is a GO Transit commuter rail corridor in the Greater Toronto Area that runs between Toronto’s Union Station and communities to the north along the Don Valley and Richmond Hill.
-
B.
Trillium Line
The Trillium Line is a diesel light rail transit line in Ottawa, Ontario, forming part of the city’s O-Train network and connecting southern communities with the downtown area.
-
C.
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.
-
D.
Mississauga Transitway
The Mississauga Transitway is a dedicated bus rapid transit corridor in Mississauga, Ontario, designed to provide faster and more reliable express bus service across the city.
-
E.
Stouffville line
The Stouffville line is a commuter rail corridor in the Greater Toronto Area operated by GO Transit, connecting downtown Toronto with communities to the northeast including Markham and Stouffville.
- 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_69c6880afb988190ad88011b48ecfcba |
completed | March 27, 2026, 1:37 p.m. |
| NER | Named-entity recognition | batch_69c6d14fb1a8819083287ca8bb576bba |
completed | March 27, 2026, 6:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c700a34e248190ba9d73437b19a96d |
completed | March 27, 2026, 10:11 p.m. |
Created at: March 27, 2026, 2:08 p.m.