Pyhäkoski power plant
E630880
The Pyhäkoski power plant is a major hydroelectric facility in Finland, known as one of the key stations harnessing the flow of the Oulujoki River for electricity production.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pyhäkoski power plant canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6939584 — 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: Pyhäkoski power plant Context triple: [Oulujoki, hasHydropowerPlant, Pyhäkoski power plant]
-
A.
Merikoski power plant
Merikoski power plant is a hydroelectric power station located on the Oulujoki River in Oulu, Finland, generating electricity from the river’s flow.
-
B.
Imatra hydropower plant
The Imatra hydropower plant is one of Finland’s largest and oldest hydroelectric stations, harnessing the rapids at Imatra to generate electricity and serving as a notable industrial and tourist landmark.
-
C.
Tumut 3 Power Station
Tumut 3 Power Station is a major hydroelectric and pumped-storage power station in New South Wales, Australia, forming part of the large-scale Snowy Mountains hydroelectric scheme.
-
D.
Kurpsai Hydroelectric Power Plant
Kurpsai Hydroelectric Power Plant is a major hydroelectric facility in Kyrgyzstan that generates electricity by harnessing the flow of the Naryn River.
-
E.
Hellefoss power station
Hellefoss power station is a hydroelectric power plant located on the Drammenselva river in Norway, generating renewable energy from the river’s flow.
- 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: Pyhäkoski power plant Target entity description: The Pyhäkoski power plant is a major hydroelectric facility in Finland, known as one of the key stations harnessing the flow of the Oulujoki River for electricity production.
-
A.
Merikoski power plant
Merikoski power plant is a hydroelectric power station located on the Oulujoki River in Oulu, Finland, generating electricity from the river’s flow.
-
B.
Imatra hydropower plant
The Imatra hydropower plant is one of Finland’s largest and oldest hydroelectric stations, harnessing the rapids at Imatra to generate electricity and serving as a notable industrial and tourist landmark.
-
C.
Tumut 3 Power Station
Tumut 3 Power Station is a major hydroelectric and pumped-storage power station in New South Wales, Australia, forming part of the large-scale Snowy Mountains hydroelectric scheme.
-
D.
Kurpsai Hydroelectric Power Plant
Kurpsai Hydroelectric Power Plant is a major hydroelectric facility in Kyrgyzstan that generates electricity by harnessing the flow of the Naryn River.
-
E.
Hellefoss power station
Hellefoss power station is a hydroelectric power plant located on the Drammenselva river in Norway, generating renewable energy from the river’s flow.
- F. None of above. chosen
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf |
hydroelectric power station
ⓘ
power plant ⓘ |
| basinCountry | Finland ⓘ |
| continent | Europe ⓘ |
| country | Finland ⓘ |
| countryCode | FI ⓘ |
| energySource | hydropower ⓘ |
| generationType | renewable energy ⓘ |
| gridConnection | Finnish national grid ⓘ |
| hasDam | Pyhäkoski dam ⓘ |
| hasLanguage | Finnish ⓘ |
| hasType | run-of-the-river power plant ⓘ |
| industry | electric power industry ⓘ |
| inlet | Oulujoki ⓘ |
| locatedIn |
Fennoscandia
ⓘ
Muhos ⓘ Northern Ostrobothnia ⓘ Oulu River basin ⓘ Oulujoki River ⓘ
linked to:
Oulujoki
|
| nameInFinnish | Pyhäkosken voimalaitos ⓘ |
| operator | Fortum ⓘ |
| owner | Fortum ⓘ |
| partOf | Oulujoki River hydropower cascade ⓘ |
| primaryFuel | water ⓘ |
| product | electricity ⓘ |
| river | Oulujoki ⓘ |
| significance | one of the main hydropower stations on the Oulujoki River ⓘ |
| status | operational ⓘ |
| usedFor |
electricity production
ⓘ
regulation of river flow ⓘ |
| uses | Oulujoki River flow for electricity generation ⓘ |
| watercourse |
Oulujoki hydropower system
ⓘ
linked to:
Merikoski power plant
|
| waterIntake | Oulujoki ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Pyhäkoski power plant Description of subject: The Pyhäkoski power plant is a major hydroelectric facility in Finland, known as one of the key stations harnessing the flow of the Oulujoki River for electricity production.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.