Triple

T9242239
Position Surface form Disambiguated ID Type / Status
Subject Pickering Nuclear Generating Station E222090 entity
Predicate partOf P40 FINISHED
Object Ontario nuclear generating fleet
The Ontario nuclear generating fleet is the collection of nuclear power stations in Ontario, Canada, that together provide a major share of the province’s low-carbon electricity.
E787593 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 nuclear generating fleet | Statement: [Pickering Nuclear Generating Station, partOf, Ontario nuclear generating fleet]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ontario nuclear generating fleet
Context triple: [Pickering Nuclear Generating Station, partOf, Ontario nuclear generating fleet]
  • A. Bruce Power nuclear generating station
    Bruce Power nuclear generating station is one of the world’s largest nuclear power facilities, located on the shores of Lake Huron in Ontario, Canada, and a major supplier of electricity to the province.
  • B. Ontario electricity grid
    The Ontario electricity grid is the province-wide interconnected network of power generation, transmission, and distribution infrastructure that delivers electricity to homes, businesses, and industries across Ontario, Canada.
  • C. Chalk River Laboratories
    Chalk River Laboratories is a major Canadian nuclear research facility in Ontario known for pioneering work in nuclear reactor technology and isotope production.
  • D. La Tuque Generating Station
    La Tuque Generating Station is a major hydroelectric power plant in Quebec, Canada, that harnesses the flow of the Saint-Maurice River to generate electricity.
  • E. Shawinigan-2 Generating Station
    Shawinigan-2 Generating Station is a historic hydroelectric power plant in Shawinigan, Quebec, that harnesses the Saint-Maurice River to generate electricity.
  • 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 nuclear generating fleet
Triple: [Pickering Nuclear Generating Station, partOf, Ontario nuclear generating fleet]
Generated description
The Ontario nuclear generating fleet is the collection of nuclear power stations in Ontario, Canada, that together provide a major share of the province’s low-carbon electricity.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ontario nuclear generating fleet
Target entity description: The Ontario nuclear generating fleet is the collection of nuclear power stations in Ontario, Canada, that together provide a major share of the province’s low-carbon electricity.
  • A. Bruce Power nuclear generating station
    Bruce Power nuclear generating station is one of the world’s largest nuclear power facilities, located on the shores of Lake Huron in Ontario, Canada, and a major supplier of electricity to the province.
  • B. Ontario electricity grid
    The Ontario electricity grid is the province-wide interconnected network of power generation, transmission, and distribution infrastructure that delivers electricity to homes, businesses, and industries across Ontario, Canada.
  • C. Chalk River Laboratories
    Chalk River Laboratories is a major Canadian nuclear research facility in Ontario known for pioneering work in nuclear reactor technology and isotope production.
  • D. La Tuque Generating Station
    La Tuque Generating Station is a major hydroelectric power plant in Quebec, Canada, that harnesses the flow of the Saint-Maurice River to generate electricity.
  • E. Shawinigan-2 Generating Station
    Shawinigan-2 Generating Station is a historic hydroelectric power plant in Shawinigan, Quebec, that harnesses the Saint-Maurice River to generate electricity.
  • 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_69ca83ee26cc81909ac624e190597d6d completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69cd03ec23ec8190993003a826372d40 completed April 1, 2026, 11:39 a.m.
NED1 Entity disambiguation (via context triple) batch_69d077e1ea448190a64a0371a412d314 completed April 4, 2026, 2:30 a.m.
NEDg Description generation batch_69d07be9c2ec8190aa734d8ffbaf5c6d completed April 4, 2026, 2:48 a.m.
NED2 Entity disambiguation (via description) batch_69d07c725a0c8190bf905461a38ef65e completed April 4, 2026, 2:50 a.m.
Created at: March 30, 2026, 7:30 p.m.