Triple
T1617088
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Waterloo, Ontario |
E34744
|
entity |
| Predicate | hasTransitSystem |
P941
|
FINISHED |
| Object | Grand River Transit |
E186533
|
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: Grand River Transit | Statement: [Waterloo, Ontario, hasTransitSystem, Grand River Transit]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Grand River Transit Context triple: [Waterloo, Ontario, hasTransitSystem, Grand River Transit]
-
A.
Grand River Transit
chosen
Grand River Transit is the public transportation agency serving the Regional Municipality of Waterloo in Ontario, Canada, operating bus and rapid transit services in cities such as Kitchener, Waterloo, and Cambridge.
-
B.
GO Transit
GO Transit is a regional public transit system in Southern Ontario, Canada, providing commuter rail and bus services connecting Toronto with surrounding municipalities.
-
C.
Brampton Transit
Brampton Transit is the public bus transportation system serving the city of Brampton in Ontario, Canada.
-
D.
Durham Region Transit
Durham Region Transit is the public transportation agency serving Ontario's Regional Municipality of Durham with bus services connecting its cities and towns to each other and to the Greater Toronto Area.
-
E.
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.
- 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_69a885ffc5ec819091afa325d5f9611c |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a909abbec081908f95547471530ad5 |
completed | March 5, 2026, 4:42 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ada0c3111081909bb8e503e77351cf |
completed | March 8, 2026, 4:16 p.m. |
Created at: March 4, 2026, 7:28 p.m.