Dinorwig Power Station

E967950 UNEXPLORED

Dinorwig Power Station is a large pumped-storage hydroelectric power facility in Snowdonia, Wales, built inside a former slate quarry and known for providing rapid-response electricity to the UK grid.

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All labels observed (6)

Label	Occurrences
Dinorwig Power Station canonical	2
Ffestiniog pumped-storage scheme	2
Dinorwig	1
Dinorwig hydroelectric scheme	1
Dinorwig pumped-storage system	1
Ffestiniog Power Station	1

How this entity was disambiguated

This entity first appeared as the object of triple T12129248 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Dinorwig Power Station
Context triple: [Llyn Peris, associatedWith, Dinorwig Power Station]

A. Aviemore Power Station
Aviemore Power Station is a major hydroelectric power facility in New Zealand, located on the Waitaki River as part of the Waitaki hydroelectric scheme.
B. Rannoch power station
Rannoch power station is a hydroelectric power facility in the Scottish Highlands that forms part of the Tummel Valley hydroelectric scheme operated by SSE.
C. Keswick Powerplant
Keswick Powerplant is a hydroelectric generating facility in California that uses water released from Keswick Dam to produce electricity.
D. Clunie power station
Clunie power station is a hydroelectric power facility in Scotland that harnesses the flow of the River Tummel to generate electricity.
E. Peterhead Power Station
Peterhead Power Station is a major gas-fired power plant in Aberdeenshire, Scotland, known for its role in electricity generation and as a site for developing low-carbon and carbon capture technologies.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Dinorwig Power Station
Target entity description: Dinorwig Power Station is a large pumped-storage hydroelectric power facility in Snowdonia, Wales, built inside a former slate quarry and known for providing rapid-response electricity to the UK grid.

A. Aviemore Power Station
Aviemore Power Station is a major hydroelectric power facility in New Zealand, located on the Waitaki River as part of the Waitaki hydroelectric scheme.
B. Rannoch power station
Rannoch power station is a hydroelectric power facility in the Scottish Highlands that forms part of the Tummel Valley hydroelectric scheme operated by SSE.
C. Keswick Powerplant
Keswick Powerplant is a hydroelectric generating facility in California that uses water released from Keswick Dam to produce electricity.
D. Clunie power station
Clunie power station is a hydroelectric power facility in Scotland that harnesses the flow of the River Tummel to generate electricity.
E. Peterhead Power Station
Peterhead Power Station is a major gas-fired power plant in Aberdeenshire, Scotland, known for its role in electricity generation and as a site for developing low-carbon and carbon capture technologies.
F. None of above. chosen