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.