Triple

T15809752
Position Surface form Disambiguated ID Type / Status
Subject Blind River, Ontario E383313 entity
Predicate hasFacility P105 FINISHED
Object Blind River uranium refinery
The Blind River uranium refinery is a major Canadian nuclear fuel processing facility that refines uranium concentrates into uranium trioxide for use in nuclear power generation.
E1178441 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: Blind River uranium refinery | Statement: [Blind River, Ontario, hasFacility, Blind River uranium refinery]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Blind River uranium refinery
Context triple: [Blind River, Ontario, hasFacility, Blind River uranium refinery]
  • A. 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.
  • 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. Niagara Falls uranium processing plants
    The Niagara Falls uranium processing plants were key industrial facilities that refined uranium ore for use in early U.S. atomic weapons development during the Manhattan Project.
  • D. Fernald uranium plant
    The Fernald uranium plant was a U.S. Department of Energy facility near Cincinnati, Ohio, that processed uranium for nuclear weapons production and later became a major environmental cleanup site.
  • E. Kahuta uranium enrichment plant
    The Kahuta uranium enrichment plant is Pakistan’s primary and highly secretive facility for producing weapons-grade uranium, central to the development of its nuclear arsenal.
  • 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: Blind River uranium refinery
Triple: [Blind River, Ontario, hasFacility, Blind River uranium refinery]
Generated description
The Blind River uranium refinery is a major Canadian nuclear fuel processing facility that refines uranium concentrates into uranium trioxide for use in nuclear power generation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Blind River uranium refinery
Target entity description: The Blind River uranium refinery is a major Canadian nuclear fuel processing facility that refines uranium concentrates into uranium trioxide for use in nuclear power generation.
  • A. 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.
  • 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. Niagara Falls uranium processing plants
    The Niagara Falls uranium processing plants were key industrial facilities that refined uranium ore for use in early U.S. atomic weapons development during the Manhattan Project.
  • D. Fernald uranium plant
    The Fernald uranium plant was a U.S. Department of Energy facility near Cincinnati, Ohio, that processed uranium for nuclear weapons production and later became a major environmental cleanup site.
  • E. Kahuta uranium enrichment plant
    The Kahuta uranium enrichment plant is Pakistan’s primary and highly secretive facility for producing weapons-grade uranium, central to the development of its nuclear arsenal.
  • 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_69d86da2858c819090cc8481e7207b6e completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e0b529c6b481909664153ecc381f7c completed April 16, 2026, 10:08 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff999210148190baa6dcb19be3a1d3 completed May 9, 2026, 8:31 p.m.
NEDg Description generation batch_69ff9aa845348190907116612d2c87cd completed May 9, 2026, 8:35 p.m.
NED2 Entity disambiguation (via description) batch_69ff9b8833b88190967db29027b5f987 completed May 9, 2026, 8:39 p.m.
Created at: April 10, 2026, 4:49 a.m.