Triple
T12953007
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mel Lastman Square |
E309938
|
entity |
| Predicate | publicTransitAccess |
P1288
|
FINISHED |
| Object | TTC Line 1 Yonge–University |
E7281
|
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: TTC Line 1 Yonge–University | Statement: [Mel Lastman Square, publicTransitAccess, TTC Line 1 Yonge–University]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: TTC Line 1 Yonge–University Context triple: [Mel Lastman Square, publicTransitAccess, TTC Line 1 Yonge–University]
-
A.
Line 1 Yonge–University
chosen
Line 1 Yonge–University is the busiest and oldest subway line in Toronto’s transit system, forming a U-shaped route through the city’s downtown core and major north–south corridors.
-
B.
TTC Line 6
TTC Line 6 is a planned light rail transit line in Toronto intended to serve the Finch West corridor as part of the Toronto Transit Commission network.
-
C.
Line 2 Bloor–Danforth
Line 2 Bloor–Danforth is a major east–west subway line in Toronto’s rapid transit system, running primarily along Bloor Street and Danforth Avenue.
-
D.
Spadina streetcar line
The Spadina streetcar line is a major Toronto Transit Commission route running along Spadina Avenue, connecting key downtown destinations including the University of Toronto’s St. George campus.
-
E.
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.
- 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_69d7bdfb57a88190836b743e2825feca |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d97e1edcdc8190a702c2a5ea58cc67 |
completed | April 10, 2026, 10:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6af7a10f48190b7e0d32725f83fb6 |
completed | May 3, 2026, 2:14 a.m. |
Created at: April 9, 2026, 5:44 p.m.