Triple

T9673200
Position Surface form Disambiguated ID Type / Status
Subject Sellafield E234080 entity
Predicate hasFacility P105 FINISHED
Object Calder Hall nuclear power station
Calder Hall nuclear power station was the world’s first full-scale commercial nuclear power station, located at the Sellafield site in Cumbria, England.
E234080 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: Calder Hall nuclear power station | Statement: [Sellafield, hasFacility, Calder Hall nuclear power station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Calder Hall nuclear power station
Context triple: [Sellafield, hasFacility, Calder Hall nuclear power station]
  • A. Trawsfynydd nuclear power station
    Trawsfynydd nuclear power station is a decommissioned Magnox nuclear power facility in Gwynedd, Wales, notable for being built inland beside the man-made Trawsfynydd lake.
  • B. Sellafield
    Sellafield is a nuclear fuel reprocessing and decommissioning site on the coast of Cumbria in northwest England.
  • C. Hinkley Point nuclear power stations
    Hinkley Point nuclear power stations are a major complex of nuclear power facilities on the coast of Somerset, England, including both decommissioned reactors and the large new Hinkley Point C project.
  • D. Heysham 1 nuclear power station
    Heysham 1 nuclear power station is a twin-reactor advanced gas-cooled nuclear power facility located on the Lancashire coast of England, generating electricity for the UK grid.
  • E. Kendal Power Station
    Kendal Power Station is one of South Africa’s largest coal-fired power plants, supplying significant electricity to the national grid.
  • 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: Calder Hall nuclear power station
Triple: [Sellafield, hasFacility, Calder Hall nuclear power station]
Generated description
Calder Hall nuclear power station was the world’s first full-scale commercial nuclear power station, located at the Sellafield site in Cumbria, England.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Calder Hall nuclear power station
Target entity description: Calder Hall nuclear power station was the world’s first full-scale commercial nuclear power station, located at the Sellafield site in Cumbria, England.
  • A. Trawsfynydd nuclear power station
    Trawsfynydd nuclear power station is a decommissioned Magnox nuclear power facility in Gwynedd, Wales, notable for being built inland beside the man-made Trawsfynydd lake.
  • B. Sellafield chosen
    Sellafield is a nuclear fuel reprocessing and decommissioning site on the coast of Cumbria in northwest England.
  • C. Hinkley Point nuclear power stations
    Hinkley Point nuclear power stations are a major complex of nuclear power facilities on the coast of Somerset, England, including both decommissioned reactors and the large new Hinkley Point C project.
  • D. Heysham 1 nuclear power station
    Heysham 1 nuclear power station is a twin-reactor advanced gas-cooled nuclear power facility located on the Lancashire coast of England, generating electricity for the UK grid.
  • E. Kendal Power Station
    Kendal Power Station is one of South Africa’s largest coal-fired power plants, supplying significant electricity to the national grid.
  • 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_69ca848f55e48190b3f67252571c3d45 completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cd9c6c05c481909885bfdb850e7527 completed April 1, 2026, 10:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69d190f9bf78819093542adae997a668 completed April 4, 2026, 10:30 p.m.
NEDg Description generation batch_69d1925ea9388190a25db357959fc807 completed April 4, 2026, 10:36 p.m.
NED2 Entity disambiguation (via description) batch_69d192c001708190b3b9a28af99ea452 completed April 4, 2026, 10:37 p.m.
Created at: March 30, 2026, 8:15 p.m.