Triple
T23168690
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Churchill River hydroelectric system |
E578782
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Nalcor Energy |
—
|
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: Nalcor Energy | Statement: [Churchill River hydroelectric system, operator, Nalcor Energy]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nalcor Energy Context triple: [Churchill River hydroelectric system, operator, Nalcor Energy]
-
A.
Nalcor Energy
chosen
Nalcor Energy is a former provincial Crown corporation in Newfoundland and Labrador that oversaw major energy projects, including hydroelectric developments and electricity generation assets.
-
B.
Newfoundland and Labrador Hydro
Newfoundland and Labrador Hydro is a provincial Crown-owned electric utility in Newfoundland and Labrador responsible for generating and transmitting electricity across the province.
-
C.
TransAlta
TransAlta is a Canadian power generation and wholesale marketing company known for operating a diverse portfolio of electricity assets, including significant wind energy projects.
-
D.
Canadian Hydro Developers
Canadian Hydro Developers was a Canadian renewable energy company focused on developing and operating wind, hydro, and other clean power projects.
-
E.
Ontario Power Generation
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.
- 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.