Triple
T6628902
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Union Station (Toronto) |
E149870
|
entity |
| Predicate | servesLine |
P839
|
FINISHED |
| Object | GO Transit Barrie line |
E150009
|
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 Barrie line | Statement: [Union Station (Toronto), servesLine, GO Transit Barrie line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: GO Transit Barrie line Context triple: [Union Station (Toronto), servesLine, GO Transit Barrie line]
-
A.
GO Transit Barrie line
chosen
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.
-
B.
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.
-
C.
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.
-
D.
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.
-
E.
GO Transit Lakeshore East line
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.
- 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_69c687ee50048190aa151765bef16193 |
completed | March 27, 2026, 1:36 p.m. |
| NER | Named-entity recognition | batch_69c6afa4a08481908cb5a554f388f32a |
completed | March 27, 2026, 4:26 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7616ff6fc8190b4e9e7810be9064b |
completed | March 28, 2026, 5:04 a.m. |
Created at: March 27, 2026, 1:59 p.m.