Triple
T6221446
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Churchill Falls Generating Station |
E139123
|
entity |
| Predicate | majorShareholder |
P347
|
FINISHED |
| Object |
Nalcor Energy
Nalcor Energy is a provincial Crown corporation in Newfoundland and Labrador that develops, owns, and operates major hydroelectric and energy assets in the province.
|
E179617
|
NE FINISHED |
How this triple was built (4 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 Falls Generating Station, majorShareholder, Nalcor Energy]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nalcor Energy Context triple: [Churchill Falls Generating Station, majorShareholder, Nalcor Energy]
-
A.
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.
-
B.
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.
-
C.
Hydro-Québec
Hydro-Québec is a Canadian public utility company owned by the government of Quebec that generates, transmits, and distributes electricity, primarily from hydroelectric power.
-
D.
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.
-
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. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Nalcor Energy Triple: [Churchill Falls Generating Station, majorShareholder, Nalcor Energy]
Generated description
Nalcor Energy is a provincial Crown corporation in Newfoundland and Labrador that develops, owns, and operates major hydroelectric and energy assets in the province.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Nalcor Energy Target entity description: Nalcor Energy is a provincial Crown corporation in Newfoundland and Labrador that develops, owns, and operates major hydroelectric and energy assets in the province.
-
A.
Newfoundland and Labrador Hydro
chosen
Newfoundland and Labrador Hydro is a provincial Crown-owned electric utility in Newfoundland and Labrador responsible for generating and transmitting electricity across the province.
-
B.
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.
-
C.
Hydro-Québec
Hydro-Québec is a Canadian public utility company owned by the government of Quebec that generates, transmits, and distributes electricity, primarily from hydroelectric power.
-
D.
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.
-
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.
Provenance (5 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_69c20dc349b481909ce369a82fa96412 |
completed | March 24, 2026, 4:06 a.m. |
| NEDg | Description generation | batch_69c214980bbc8190b188b3c821ea13ea |
completed | March 24, 2026, 4:35 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c2157d43048190a0376cdc9024c5f9 |
completed | March 24, 2026, 4:39 a.m. |
Created at: March 22, 2026, 4:22 p.m.