Triple

T2535526
Position Surface form Disambiguated ID Type / Status
Subject Durham Region E56259 entity
Predicate hostsFacility P12416 FINISHED
Object Darlington Nuclear Generating Station
Darlington Nuclear Generating Station is a major Canadian nuclear power plant in Ontario that produces electricity using CANDU reactors operated by Ontario Power Generation.
 E280458 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: Darlington Nuclear Generating Station | Statement: [Durham Region, hostsFacility, Darlington Nuclear Generating Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Darlington Nuclear Generating Station
Context triple: [Durham Region, hostsFacility, Darlington Nuclear Generating Station]
  • A. Hope Creek Nuclear Generating Station
    Hope Creek Nuclear Generating Station is a single-unit boiling water nuclear power plant located in Lower Alloways Creek Township, New Jersey, that generates electricity for the regional grid.
  • B. Pickering Nuclear Generating Station
    Pickering Nuclear Generating Station is a large Canadian nuclear power plant on the shore of Lake Ontario that has been a major source of electricity for the Greater Toronto Area.
  • C. Calvert Cliffs Nuclear Power Plant
    Calvert Cliffs Nuclear Power Plant is a two-unit pressurized water nuclear power station on the western shore of the Chesapeake Bay that generates electricity for the Mid-Atlantic region.
  • D. Salem Nuclear Power Plant
    Salem Nuclear Power Plant is a commercial nuclear power station in Lower Alloways Creek Township, New Jersey, that generates electricity using pressurized water reactors along the Delaware River.
  • E. Vogtle Electric Generating Plant
    Vogtle Electric Generating Plant is a major nuclear power facility in Georgia, USA, notable for hosting some of the first newly constructed commercial nuclear reactors in the country in decades.
  • 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: Darlington Nuclear Generating Station
Triple: [Durham Region, hostsFacility, Darlington Nuclear Generating Station]
Generated description
Darlington Nuclear Generating Station is a major Canadian nuclear power plant in Ontario that produces electricity using CANDU reactors operated by Ontario Power Generation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Darlington Nuclear Generating Station
Target entity description: Darlington Nuclear Generating Station is a major Canadian nuclear power plant in Ontario that produces electricity using CANDU reactors operated by Ontario Power Generation.
  • A. Hope Creek Nuclear Generating Station
    Hope Creek Nuclear Generating Station is a single-unit boiling water nuclear power plant located in Lower Alloways Creek Township, New Jersey, that generates electricity for the regional grid.
  • B. Pickering Nuclear Generating Station
    Pickering Nuclear Generating Station is a large Canadian nuclear power plant on the shore of Lake Ontario that has been a major source of electricity for the Greater Toronto Area.
  • C. Calvert Cliffs Nuclear Power Plant
    Calvert Cliffs Nuclear Power Plant is a two-unit pressurized water nuclear power station on the western shore of the Chesapeake Bay that generates electricity for the Mid-Atlantic region.
  • D. Salem Nuclear Power Plant
    Salem Nuclear Power Plant is a commercial nuclear power station in Lower Alloways Creek Township, New Jersey, that generates electricity using pressurized water reactors along the Delaware River.
  • E. Vogtle Electric Generating Plant
    Vogtle Electric Generating Plant is a major nuclear power facility in Georgia, USA, notable for hosting some of the first newly constructed commercial nuclear reactors in the country in decades.
  • 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_69ab4a49b6508190bc467fbef4bac334 completed March 6, 2026, 9:42 p.m.
NER Named-entity recognition batch_69abd2965fe08190a4aedaf636076241 completed March 7, 2026, 7:24 a.m.
NED1 Entity disambiguation (via context triple) batch_69af655441b0819088b86498520ee3b4 completed March 10, 2026, 12:27 a.m.
NEDg Description generation batch_69af68b8b2488190b5d87852ca331e0e completed March 10, 2026, 12:41 a.m.
NED2 Entity disambiguation (via description) batch_69af691252908190ad3671569044dbc4 completed March 10, 2026, 12:42 a.m.
Created at: March 6, 2026, 9:47 p.m.