Triple

T18319606
Position Surface form Disambiguated ID Type / Status
Subject SNC-Lavalin E438834 entity
Predicate subsidiary P258 FINISHED
Object Candu Energy
Candu Energy is a Canadian nuclear technology company best known for designing and servicing CANDU nuclear reactors used for power generation worldwide.
E215602 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: 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.
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: Candu Energy
Triple: [SNC-Lavalin, subsidiary, Candu Energy]
Generated description
Candu Energy is a Canadian nuclear technology company best known for designing and servicing CANDU nuclear reactors used for power generation worldwide.
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 (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_69d8b916a2d081909e249e4902f6aad9 completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e50aa4d3308190883714e1ef6a1d84 completed April 19, 2026, 5:02 p.m.
NED1 Entity disambiguation (via context triple) batch_6a03c4c6094881909add4e2fe99a1bba completed May 13, 2026, 12:24 a.m.
NEDg Description generation batch_6a03c52d0ba48190845d461df02c3aa3 completed May 13, 2026, 12:26 a.m.
NED2 Entity disambiguation (via description) batch_6a03c5dd07488190ae04c6b406ab29c9 completed May 13, 2026, 12:29 a.m.
Created at: April 10, 2026, 10:36 a.m.