Triple

T18319606
Position Surface form Disambiguated ID Type / Status
Subject SNC-Lavalin E438834 entity
Predicate subsidiary P258 FINISHED
Object Candu Energy — NE NERFINISHED

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: Candu Energy | Statement: [SNC-Lavalin, subsidiary, Candu Energy]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Candu Energy
Context triple: [SNC-Lavalin, subsidiary, Candu Energy]
  • A. Atomic Energy of Canada Limited
    Atomic Energy of Canada Limited is a Canadian federal Crown corporation responsible for nuclear energy research, development, and technology, including the design of CANDU reactors.
  • B. CANDU reactor technology
    CANDU reactor technology is a Canadian-designed nuclear power reactor system that uses heavy water as both moderator and coolant and can operate on natural, unenriched uranium fuel.
  • 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. Cameco Fuel Manufacturing
    Cameco Fuel Manufacturing is a nuclear fuel production company that fabricates fuel and related components for the nuclear power industry as part of Cameco Corporation’s operations.
  • E. Nalcor Energy
    Nalcor Energy is a former provincial Crown corporation in Newfoundland and Labrador that oversaw major energy projects, including hydroelectric developments and electricity generation assets.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Candu Energy
Target entity description: Candu Energy is a Canadian nuclear technology company best known for designing and servicing CANDU nuclear reactors used for power generation worldwide.
  • A. Atomic Energy of Canada Limited chosen
    Atomic Energy of Canada Limited is a Canadian federal Crown corporation responsible for nuclear energy research, development, and technology, including the design of CANDU reactors.
  • B. CANDU reactor technology
    CANDU reactor technology is a Canadian-designed nuclear power reactor system that uses heavy water as both moderator and coolant and can operate on natural, unenriched uranium fuel.
  • 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. Cameco Fuel Manufacturing
    Cameco Fuel Manufacturing is a nuclear fuel production company that fabricates fuel and related components for the nuclear power industry as part of Cameco Corporation’s operations.
  • E. Nalcor Energy
    Nalcor Energy is a former provincial Crown corporation in Newfoundland and Labrador that oversaw major energy projects, including hydroelectric developments and electricity generation assets.
  • F. None of above.

Provenance (2 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_69d8b916a2d081909e249e4902f6aad9 completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e50aa4d3308190883714e1ef6a1d84 completed April 19, 2026, 5:02 p.m.
Created at: April 10, 2026, 10:36 a.m.