Triple

T15771267
Position Surface form Disambiguated ID Type / Status
Subject Cameco Corporation E382365 entity
Predicate majorAsset P7589 FINISHED
Object McArthur River uranium mine
The McArthur River uranium mine is one of the world’s largest and highest-grade uranium mines, located in northern Saskatchewan, Canada and operated by Cameco Corporation.
E1176291 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: McArthur River uranium mine | Statement: [Cameco Corporation, majorAsset, McArthur River uranium mine]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: McArthur River uranium mine
Context triple: [Cameco Corporation, majorAsset, McArthur River uranium mine]
  • A. McArthur River Mine
    McArthur River Mine is a major zinc-lead mining operation in Australia’s Northern Territory, known as one of the world’s largest zinc deposits and a source of significant environmental and Indigenous land-rights controversy.
  • B. Cigar Lake uranium mine
    Cigar Lake uranium mine is one of the world’s largest and highest-grade uranium deposits, located in northern Saskatchewan, Canada.
  • C. East Weipa Mine
    East Weipa Mine is a major bauxite mining operation near the town of Weipa in Queensland, Australia, contributing significantly to the region’s aluminum ore production.
  • D. Mount Isa Mines
    Mount Isa Mines is a major Australian mining company best known for operating one of the world’s largest underground mines for copper, lead, zinc, and silver in Mount Isa, Queensland.
  • E. Inkai uranium project
    The Inkai uranium project is a large, high-grade uranium mining operation in Kazakhstan jointly owned by Cameco Corporation and Kazatomprom.
  • 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: McArthur River uranium mine
Triple: [Cameco Corporation, majorAsset, McArthur River uranium mine]
Generated description
The McArthur River uranium mine is one of the world’s largest and highest-grade uranium mines, located in northern Saskatchewan, Canada and operated by Cameco Corporation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: McArthur River uranium mine
Target entity description: The McArthur River uranium mine is one of the world’s largest and highest-grade uranium mines, located in northern Saskatchewan, Canada and operated by Cameco Corporation.
  • A. McArthur River Mine
    McArthur River Mine is a major zinc-lead mining operation in Australia’s Northern Territory, known as one of the world’s largest zinc deposits and a source of significant environmental and Indigenous land-rights controversy.
  • B. Cigar Lake uranium mine
    Cigar Lake uranium mine is one of the world’s largest and highest-grade uranium deposits, located in northern Saskatchewan, Canada.
  • C. East Weipa Mine
    East Weipa Mine is a major bauxite mining operation near the town of Weipa in Queensland, Australia, contributing significantly to the region’s aluminum ore production.
  • D. Mount Isa Mines
    Mount Isa Mines is a major Australian mining company best known for operating one of the world’s largest underground mines for copper, lead, zinc, and silver in Mount Isa, Queensland.
  • E. Inkai uranium project
    The Inkai uranium project is a large, high-grade uranium mining operation in Kazakhstan jointly owned by Cameco Corporation and Kazatomprom.
  • 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_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_69ff909b467c819097ee87f51d2001da completed May 9, 2026, 7:52 p.m.
NEDg Description generation batch_69ff9277dc2881908fe0cd70e3d61f3f completed May 9, 2026, 8 p.m.
NED2 Entity disambiguation (via description) batch_69ff93745f508190927b79a5debead12 completed May 9, 2026, 8:05 p.m.
Created at: April 10, 2026, 4:47 a.m.