Triple
T5645603
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Etobicoke Creek |
E124376
|
entity |
| Predicate | crosses |
P416
|
FINISHED |
| Object | Canadian National Railway mainline near Toronto Pearson International Airport |
E248977
|
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: Canadian National Railway mainline near Toronto Pearson International Airport | Statement: [Etobicoke Creek, crosses, Canadian National Railway mainline near Toronto Pearson International Airport]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Canadian National Railway mainline near Toronto Pearson International Airport Context triple: [Etobicoke Creek, crosses, Canadian National Railway mainline near Toronto Pearson International Airport]
-
A.
Canadian National Railway main line
chosen
The Canadian National Railway main line is a major transcontinental rail corridor in Canada that carries significant freight and passenger traffic across key regions of the country.
-
B.
Canadian Pacific Railway mainline
The Canadian Pacific Railway mainline is a major transcontinental rail corridor that forms a key freight and passenger transportation route across Canada, including through Northern Ontario.
-
C.
Toronto Rocket trains
Toronto Rocket trains are the modern, fully accessible subway cars used on Toronto’s heavy-rail network, featuring open gangways, automated announcements, and updated safety and passenger information systems.
-
D.
Toronto gauge
Toronto gauge is a slightly wider-than-standard track gauge used by Toronto’s streetcars and older subway lines to maintain compatibility across the city’s legacy transit network.
-
E.
Toronto north–south rapid transit corridor
The Toronto north–south rapid transit corridor is a major planned high-capacity transit route intended to connect key points across the city along a north–south axis.
- 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_69c00824643c81909ffdb888a2d35189 |
completed | March 22, 2026, 3:17 p.m. |
| NER | Named-entity recognition | batch_69c022aa650c819088d9046b82fab631 |
completed | March 22, 2026, 5:11 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c04d84e14c8190b913486cb516eee1 |
completed | March 22, 2026, 8:13 p.m. |
Created at: March 22, 2026, 3:41 p.m.