Triple
T13465535
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Teck Trail Operations |
E311487
|
entity |
| Predicate | formerlyKnownAs |
P65
|
FINISHED |
| Object | Cominco smelter |
E1033415
|
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: Cominco smelter | Statement: [Teck Trail Operations, formerlyKnownAs, Cominco smelter]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cominco smelter Context triple: [Teck Trail Operations, formerlyKnownAs, Cominco smelter]
-
A.
Quincy Smelter
Quincy Smelter is a historic copper smelting complex in Michigan’s Keweenaw Peninsula, notable as one of the most intact remnants of the region’s 19th- and early 20th-century copper mining industry.
-
B.
Cominco
chosen
Cominco was a major Canadian mining and smelting company known for producing lead, zinc, and other metals, later becoming part of Teck Cominco (now Teck Resources).
-
C.
Rio Tinto aluminum smelter
The Rio Tinto aluminum smelter is a large industrial facility in Kitimat, British Columbia, that processes alumina into primary aluminum for global markets.
-
D.
Sherritt Ames
Sherritt Ames is a relatively obscure individual known primarily through limited references, with no widely documented public achievements or biographical details.
-
E.
Tiwai Point aluminium smelter
The Tiwai Point aluminium smelter is a major aluminium production facility in Southland, New Zealand, and one of the country’s largest single industrial power consumers.
- 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_69d806a938b8819097ec43a2229fc7f9 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69dbaf0f1830819085700b4521e44678 |
completed | April 12, 2026, 2:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f746282318819090e47c324807dc1e |
completed | May 3, 2026, 12:57 p.m. |
Created at: April 9, 2026, 9:41 p.m.