Triple

T15771257
Position Surface form Disambiguated ID Type / Status
Subject Cameco Corporation E382365 entity
Predicate formedByMergerOf P77 FINISHED
Object Eldorado Nuclear Limited
Eldorado Nuclear Limited was a Canadian government-owned uranium mining and nuclear energy company that became part of Cameco Corporation through a merger.
 E382365 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: Eldorado Nuclear Limited | Statement: [Cameco Corporation, formedByMergerOf, Eldorado Nuclear Limited]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Eldorado Nuclear Limited
Context triple: [Cameco Corporation, formedByMergerOf, Eldorado Nuclear Limited]
  • A. Nuclear Corporation of America
    Nuclear Corporation of America was a diversified American industrial holding company that, among other assets, owned the REO automobile brand during its later corporate history.
  • B. Mmakau Mining
    Mmakau Mining is a South African mining company known for its black female leadership and involvement in various mineral resource projects across the country.
  • C. Bechtel Mining & Metals
    Bechtel Mining & Metals is a business unit of Bechtel Corporation that provides engineering, procurement, construction, and project management services for mining and metals projects worldwide.
  • D. Viterra
    Viterra is a global agriculture and grain-handling company that operates storage, processing, and export facilities across major farming regions.
  • E. Cameco Corporation
    Cameco Corporation is one of the world’s largest publicly traded uranium producers, supplying fuel for nuclear power generation globally.
  • 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: Eldorado Nuclear Limited
Triple: [Cameco Corporation, formedByMergerOf, Eldorado Nuclear Limited]
Generated description
Eldorado Nuclear Limited was a Canadian government-owned uranium mining and nuclear energy company that became part of Cameco Corporation through a merger.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Eldorado Nuclear Limited
Target entity description: Eldorado Nuclear Limited was a Canadian government-owned uranium mining and nuclear energy company that became part of Cameco Corporation through a merger.
  • A. Nuclear Corporation of America
    Nuclear Corporation of America was a diversified American industrial holding company that, among other assets, owned the REO automobile brand during its later corporate history.
  • B. Mmakau Mining
    Mmakau Mining is a South African mining company known for its black female leadership and involvement in various mineral resource projects across the country.
  • C. Bechtel Mining & Metals
    Bechtel Mining & Metals is a business unit of Bechtel Corporation that provides engineering, procurement, construction, and project management services for mining and metals projects worldwide.
  • D. Viterra
    Viterra is a global agriculture and grain-handling company that operates storage, processing, and export facilities across major farming regions.
  • E. Cameco Corporation chosen
    Cameco Corporation is one of the world’s largest publicly traded uranium producers, supplying fuel for nuclear power generation globally.
  • 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_69d86da09a10819082fe9797b23e4664 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e051962fe08190a6201dd48196a9ee completed April 16, 2026, 3:03 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff877c5ae88190aeb500bb5f0d73f7 completed May 9, 2026, 7:14 p.m.
NEDg Description generation batch_69ff885d33708190adb157afa7dc2e07 completed May 9, 2026, 7:17 p.m.
NED2 Entity disambiguation (via description) batch_69ff8948cc68819085c3953226236394 completed May 9, 2026, 7:21 p.m.
Created at: April 10, 2026, 4:47 a.m.