Triple
T6221468
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Churchill Falls Generating Station |
E139123
|
entity |
| Predicate | longTermPowerContractWith |
P57875
|
FINISHED |
| Object | Hydro-Québec |
E176876
|
NE FINISHED |
How this triple was built (3 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: Hydro-Québec | Statement: [Churchill Falls Generating Station, longTermPowerContractWith, Hydro-Québec]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hydro-Québec Context triple: [Churchill Falls Generating Station, longTermPowerContractWith, Hydro-Québec]
-
A.
Hydro-Québec
chosen
Hydro-Québec is a Canadian public utility company owned by the government of Quebec that generates, transmits, and distributes electricity, primarily from hydroelectric power.
-
B.
Manitoba Hydro
Manitoba Hydro is a provincial Crown corporation in Manitoba, Canada, responsible for generating, transmitting, and distributing electricity—primarily from large hydroelectric facilities—as well as providing natural gas services.
-
C.
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.
-
D.
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.
-
E.
BC Hydro
BC Hydro is a Canadian provincial Crown corporation responsible for generating, purchasing, distributing, and selling electricity in British Columbia.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: longTermPowerContractWith Context triple: [Churchill Falls Generating Station, longTermPowerContractWith, Hydro-Québec]
-
A.
signedLongTermContractWith
chosen
Indicates that one entity has formally entered into a binding long-term contractual agreement with another entity.
-
B.
signedContractLength
Indicates the duration or term length specified in a contract that has been formally signed between parties.
-
C.
ownershipPeriod
Indicates the span of time during which an entity holds ownership rights over another entity.
-
D.
contractValue
Indicates the monetary worth or agreed-upon financial amount specified in a contract between parties.
-
E.
renewalTerm
Indicates the length or conditions of time for which an agreement, contract, or subscription is extended beyond its initial term.
- F. None of above.
Provenance (4 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_69c008aecb0c81909984b48f733ce8ae |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c062bcc2348190806ed8c98bdfbf3e |
completed | March 22, 2026, 9:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c5190757648190a73575e680a35684 |
completed | March 26, 2026, 11:31 a.m. |
| PD | Predicate disambiguation | batch_69c055ffdf54819086d987d646e44ff5 |
completed | March 22, 2026, 8:50 p.m. |
Created at: March 22, 2026, 4:22 p.m.