Triple

T10833589
Position Surface form Disambiguated ID Type / Status
Subject Ontario Power Generation E255688 entity
Predicate precededBy P97 FINISHED
Object 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.
E890906 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: Ontario Hydro | Statement: [Ontario Power Generation, precededBy, Ontario Hydro]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ontario Hydro
Context triple: [Ontario Power Generation, precededBy, Ontario Hydro]
  • A. 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.
  • B. Mississauga Power
    Mississauga Power was a professional basketball team based in Mississauga, Ontario, that competed in the National Basketball League of Canada.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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: Ontario Hydro
Triple: [Ontario Power Generation, precededBy, Ontario Hydro]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ontario Hydro
Target entity description: 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.
  • A. 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.
  • B. Mississauga Power
    Mississauga Power was a professional basketball team based in Mississauga, Ontario, that competed in the National Basketball League of Canada.
  • C. 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.
  • D. 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.
  • E. 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.
  • F. None of above. chosen

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_69d6aa81a5d08190aa86689061d1ddd2 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d7442439dc8190af59f9c8d0637c01 completed April 9, 2026, 6:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69dff7c739708190b0d58fc2d6392c6c completed April 15, 2026, 8:40 p.m.
NEDg Description generation batch_69e0026e7900819087327db5f625169c completed April 15, 2026, 9:26 p.m.
NED2 Entity disambiguation (via description) batch_69e0057a7704819096becb74dc261883 completed April 15, 2026, 9:39 p.m.
Created at: April 8, 2026, 9:19 p.m.