Triple
T19286760
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Madawaska River |
E482332
|
entity |
| Predicate | hydroelectricOperator |
P15311
|
FINISHED |
| Object | Ontario Power Generation |
—
|
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: Ontario Power Generation | Statement: [Madawaska River, hydroelectricOperator, Ontario Power Generation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ontario Power Generation Context triple: [Madawaska River, hydroelectricOperator, Ontario Power Generation]
-
A.
Ontario Power Generation
chosen
Ontario Power Generation is a large, government-owned electricity producer in Ontario, Canada, primarily known for operating nuclear, hydroelectric, and other power generating stations across the province.
-
B.
Ontario Hydro
Ontario Hydro was the former publicly owned electric utility in Ontario, Canada, responsible for generation and transmission of electricity before its restructuring into successor companies.
-
C.
Mississauga Power
Mississauga Power was a professional basketball team based in Mississauga, Ontario, that competed in the National Basketball League of Canada.
-
D.
Nalcor Energy
Nalcor Energy is a former provincial Crown corporation in Newfoundland and Labrador that oversaw major energy projects, including hydroelectric developments and electricity generation assets.
-
E.
Hydro One Networks
Hydro One Networks is a major Canadian electricity transmission and distribution company that operates much of Ontario’s power grid and delivers electricity to homes and businesses across the province.
- 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_69d8e8cf61b0819096fe3e4107827c4e |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e5fc024a7081909a25d7cc4e048f79 |
completed | April 20, 2026, 10:12 a.m. |
Created at: April 10, 2026, 1:30 p.m.