Triple

T2294266
Position Surface form Disambiguated ID Type / Status
Subject Trawsfynydd E51573 entity
Predicate hasDecommissionedFacility P12416 FINISHED
Object Trawsfynydd nuclear power station E253534 NE FINISHED

How this triple was built (3 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: Trawsfynydd nuclear power station | Statement: [Trawsfynydd, hasDecommissionedFacility, Trawsfynydd nuclear power station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Trawsfynydd nuclear power station
Context triple: [Trawsfynydd, hasDecommissionedFacility, Trawsfynydd nuclear power station]
  • A. Trawsfynydd nuclear power station chosen
    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. Didcot Power Station
    Didcot Power Station is a large former coal- and oil-fired power station in Oxfordshire, England, notable for its distinctive cooling towers and prominent role in the UK’s electricity generation before its decommissioning.
  • C. Liddell Power Station
    Liddell Power Station is a large coal-fired power plant in New South Wales, Australia, long serving as a major source of electricity generation before its planned closure as part of the country’s energy transition.
  • 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. Sellafield
    Sellafield is a nuclear fuel reprocessing and decommissioning site on the coast of Cumbria in northwest England.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasDecommissionedFacility
Context triple: [Trawsfynydd, hasDecommissionedFacility, Trawsfynydd nuclear power station]
  • A. decommissionedReason
    Indicates the reason or cause for which an entity, typically an asset or system, was taken out of service or formally retired.
  • B. decommissionedDate
    Indicates the date on which an entity was formally taken out of service or retired from active use.
  • C. decommissioningStartDate
    Indicates the date on which the process of taking an asset or system out of active service is initiated.
  • D. legacyFacilityOf
    Indicates that one facility is an older, predecessor, or superseded version of another facility within the same organizational or operational context.
  • E. hasFacilities chosen
    Indicates that an entity possesses, provides, or is equipped with certain facilities or physical resources.
  • F. None of above.

Provenance (4 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_69a88b09c644819090b503456d96bf70 completed March 4, 2026, 7:42 p.m.
NER Named-entity recognition batch_69abcd0e42248190ada33b84d75caa64 completed March 7, 2026, 7 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae960ae538819095c66b91952800b7 completed March 9, 2026, 9:42 a.m.
PD Predicate disambiguation batch_69abc589295c819092989820c2b4e9d8 completed March 7, 2026, 6:28 a.m.
Created at: March 4, 2026, 7:49 p.m.