Triple
T1974236
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ajax, Ontario |
E42871
|
entity |
| Predicate | railService |
P522
|
FINISHED |
| Object | GO Transit Lakeshore East line |
E147668
|
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: GO Transit Lakeshore East line | Statement: [Ajax, Ontario, railService, GO Transit Lakeshore East line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: GO Transit Lakeshore East line Context triple: [Ajax, Ontario, railService, GO Transit Lakeshore East line]
-
A.
GO Transit Lakeshore East line
chosen
The GO Transit Lakeshore East line is a commuter rail corridor in the Greater Toronto Area that runs eastward from Toronto’s Union Station through suburban communities toward Oshawa.
-
B.
GO Transit Lakeshore West line
The GO Transit Lakeshore West line is a commuter rail corridor in Southern Ontario that runs westward from Toronto’s Union Station through cities along the shore of Lake Ontario to Hamilton and Niagara Falls.
-
C.
GO Transit Stouffville line
The GO Transit Stouffville line is a commuter rail line in the Greater Toronto Area that runs between downtown Toronto and communities to the northeast, including Stouffville.
-
D.
GO Transit Kitchener line
The GO Transit Kitchener line is a regional commuter rail corridor in Southern Ontario that connects Toronto with communities to the west, including Kitchener and Waterloo.
-
E.
GO Transit Barrie line
The GO Transit Barrie line is a commuter rail service in the Greater Toronto Area that connects downtown Toronto with communities to the north, including the city of Barrie.
- 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_69a8871289048190b00b0d7744b7b2b1 |
completed | March 4, 2026, 7:25 p.m. |
| NER | Named-entity recognition | batch_69abb3f6c4208190a41e02733faed8df |
completed | March 7, 2026, 5:13 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae0acfce948190bb714023b6dab9ed |
completed | March 8, 2026, 11:48 p.m. |
Created at: March 4, 2026, 7:36 p.m.