Triple
T2294245
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Trawsfynydd |
E51573
|
entity |
| Predicate | locatedNear |
P294
|
FINISHED |
| Object |
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.
|
E253534
|
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: Trawsfynydd nuclear power station | Statement: [Trawsfynydd, locatedNear, 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, locatedNear, Trawsfynydd nuclear power station]
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Sellafield
Sellafield is a nuclear fuel reprocessing and decommissioning site on the coast of Cumbria in northwest England.
-
E.
Agecroft power station
Agecroft power station was a coal-fired power station in Pendlebury, Greater Manchester, that operated for much of the 20th century and played a significant role in the region’s industrial energy supply.
- 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: Trawsfynydd nuclear power station Triple: [Trawsfynydd, locatedNear, Trawsfynydd nuclear power station]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Trawsfynydd nuclear power station Target entity description: 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.
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Sellafield
Sellafield is a nuclear fuel reprocessing and decommissioning site on the coast of Cumbria in northwest England.
-
E.
Agecroft power station
Agecroft power station was a coal-fired power station in Pendlebury, Greater Manchester, that operated for much of the 20th century and played a significant role in the region’s industrial energy supply.
- 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_69a88b09c644819090b503456d96bf70 |
completed | March 4, 2026, 7:42 p.m. |
| NER | Named-entity recognition | batch_69abc5da667881909186adf23a2bd45b |
completed | March 7, 2026, 6:29 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae7f2654e4819090dea196cf38652e |
completed | March 9, 2026, 8:04 a.m. |
| NEDg | Description generation | batch_69ae7fd6e8608190b48f3a50ee62d664 |
completed | March 9, 2026, 8:07 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae804b402c81909a5fc68c6ee3decb |
completed | March 9, 2026, 8:09 a.m. |
Created at: March 4, 2026, 7:49 p.m.