Triple
T23168901
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Terra Nova oil field |
E578788
|
entity |
| Predicate | partner |
P1136
|
FINISHED |
| Object | Chevron Canada |
—
|
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: Chevron Canada | Statement: [Terra Nova oil field, partner, Chevron Canada]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chevron Canada Context triple: [Terra Nova oil field, partner, Chevron Canada]
-
A.
Chevron Canada
chosen
Chevron Canada is a major Canadian oil and gas company involved in exploration, production, and development projects, including offshore operations.
-
B.
Shell Canada
Shell Canada is a major integrated oil and gas company operating in Canada, involved in exploration, production, refining, and marketing of petroleum and related energy products.
-
C.
Cenovus Energy
Cenovus Energy is a Canadian integrated oil and natural gas company known for its large-scale oil sands operations and significant role in Alberta’s energy sector.
-
D.
Syncrude Canada
Syncrude Canada is one of the largest oil sands producers in Canada, operating major mining and upgrading facilities in northern Alberta.
-
E.
Petro-Canada
Petro-Canada is a major Canadian oil and gas company, formerly a federal Crown corporation, involved in petroleum exploration, production, refining, and retail operations across Canada.
- 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_69e245fc75348190a0288401044c8af8 |
completed | April 17, 2026, 2:38 p.m. |
| NER | Named-entity recognition | batch_69f18f2e5e208190839ec37de4b974af |
completed | April 29, 2026, 4:55 a.m. |
Created at: April 17, 2026, 4:03 p.m.