Triple
T20896762
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lethbridge |
E514557
|
entity |
| Predicate | hasBridge |
P386
|
FINISHED |
| Object | Lethbridge Viaduct |
—
|
NE NERFINISHED |
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: Lethbridge Viaduct | Statement: [Lethbridge, hasBridge, Lethbridge Viaduct]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lethbridge Viaduct Context triple: [Lethbridge, hasBridge, Lethbridge Viaduct]
-
A.
Lethbridge Viaduct
chosen
The Lethbridge Viaduct, also known as the High Level Bridge, is a historic steel railway trestle in Lethbridge, Alberta, and one of the longest and highest bridges of its kind in the world.
-
B.
Salmon Weir Bridge
Salmon Weir Bridge is a notable bridge in Ballina, County Mayo, Ireland, best known for spanning the River Moy near its famous salmon fisheries.
-
C.
Portage Viaduct
Portage Viaduct is a historic railroad bridge spanning the Genesee River gorge in Letchworth State Park in western New York.
-
D.
Prince Edward Viaduct
The Prince Edward Viaduct is a major multi-span bridge in Toronto, Canada, carrying both road traffic and the city’s subway across the Don Valley and connecting the city’s east and west sides.
-
E.
Pattullo Bridge
The Pattullo Bridge is a major road bridge in Metro Vancouver, British Columbia, connecting the cities of New Westminster and Surrey across the Fraser River.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0b4f7ebe48190952a85547a0f31a1 |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6d062f26c81908d99d6a9d3b99604 |
completed | April 21, 2026, 1:18 a.m. |
Created at: April 16, 2026, 12:47 p.m.