Upper Svir Hydroelectric Station
E449776
The Upper Svir Hydroelectric Station is a major Soviet-era hydroelectric power plant on the Svir River in Russia, forming part of the cascade of stations supplying electricity to the northwestern region.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Upper Svir Hydroelectric Station canonical | 3 |
| Верхне-Свирская ГЭС | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4527124 — 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: Upper Svir Hydroelectric Station Context triple: [Svir River, hasHydroelectricPlant, Upper Svir Hydroelectric Station]
-
A.
Volkhov Hydroelectric Station
Volkhov Hydroelectric Station is one of Russia’s oldest large-scale hydroelectric power plants, located in the Leningrad Oblast and historically significant for its role in early Soviet electrification.
-
B.
Rybinsk Hydroelectric Station
Rybinsk Hydroelectric Station is a major Soviet-era hydroelectric power plant on the Volga River in Russia, known for creating one of the world’s largest artificial reservoirs at the time of its construction.
-
C.
Saratov Hydroelectric Station
Saratov Hydroelectric Station is a major hydroelectric power plant on the Volga River in Russia, providing electricity generation and water regulation for the surrounding region.
-
D.
Gorky Hydroelectric Station
Gorky Hydroelectric Station is a major Soviet-era hydroelectric power plant on the Volga River in Russia, known for its large dam and role in regional power generation and navigation.
-
E.
Ivankovo Hydroelectric Station
Ivankovo Hydroelectric Station is a major Soviet-era hydroelectric power plant on the Volga River in Russia, forming part of the Upper Volga cascade and supplying electricity as well as regulating water levels for navigation and water management.
- 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: Upper Svir Hydroelectric Station Target entity description: The Upper Svir Hydroelectric Station is a major Soviet-era hydroelectric power plant on the Svir River in Russia, forming part of the cascade of stations supplying electricity to the northwestern region.
-
A.
Volkhov Hydroelectric Station
Volkhov Hydroelectric Station is one of Russia’s oldest large-scale hydroelectric power plants, located in the Leningrad Oblast and historically significant for its role in early Soviet electrification.
-
B.
Rybinsk Hydroelectric Station
Rybinsk Hydroelectric Station is a major Soviet-era hydroelectric power plant on the Volga River in Russia, known for creating one of the world’s largest artificial reservoirs at the time of its construction.
-
C.
Saratov Hydroelectric Station
Saratov Hydroelectric Station is a major hydroelectric power plant on the Volga River in Russia, providing electricity generation and water regulation for the surrounding region.
-
D.
Gorky Hydroelectric Station
Gorky Hydroelectric Station is a major Soviet-era hydroelectric power plant on the Volga River in Russia, known for its large dam and role in regional power generation and navigation.
-
E.
Ivankovo Hydroelectric Station
Ivankovo Hydroelectric Station is a major Soviet-era hydroelectric power plant on the Volga River in Russia, forming part of the Upper Volga cascade and supplying electricity as well as regulating water levels for navigation and water management.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
hydroelectric power station
ⓘ
run-of-river power plant ⓘ |
| architecturalStyle | Soviet industrial architecture ⓘ |
| basinCountry | Russia ⓘ |
| commissioningDate | 1933 ⓘ |
| connectsWaterBodies |
Lake Ladoga basin
ⓘ
Lake Onega basin ⓘ |
| constructionStartDate | 1927 ⓘ |
| country | Russia ⓘ |
| damCrosses | Svir River ⓘ |
| designedDuring | Soviet era ⓘ |
| electricitySuppliedTo |
Leningrad Oblast
ⓘ
Republic of Karelia ⓘ
linked to:
Russian Republic of Karelia
|
| energySource | flow of the Svir River ⓘ |
| formsReservoir | Upper Svir Reservoir ⓘ |
| gridConnection |
Northwestern power grid of Russia
ⓘ
linked to:
Northwest power system of Russia
|
| hasPart |
concrete gravity dam
ⓘ
navigation lock ⓘ powerhouse ⓘ spillway ⓘ |
| heritageDesignation | cultural heritage monument of regional significance in Russia ⓘ |
| historicalPeriod | first five-year plans of the Soviet Union ⓘ |
| inception | 1933 ⓘ |
| installedCapacity | 160 MW ⓘ |
| locatedIn |
Leningrad Oblast
ⓘ
Podporozhsky District ⓘ northwestern Russia ⓘ |
| locatedNear | Podporozhye ⓘ |
| locatedOnRiver | Svir River ⓘ |
| locatedOnWaterway | Volga–Baltic Waterway ⓘ |
| numberOfTurbines | 3 ⓘ |
| operator | TGC-1 ⓘ |
| ownedBy | TGC-1 ⓘ |
| partOf |
Northwest Unified Power System of Russia
ⓘ
linked to:
Northwest power system of Russia
Soviet GOELRO plan implementation ⓘ Svir Hydroelectric Cascade ⓘ Svir River hydroelectric system ⓘ
linked to:
Svir Hydroelectric Cascade
|
| primaryFuel | hydropower ⓘ |
| purpose |
electricity generation
ⓘ
navigation support ⓘ water level regulation ⓘ |
| regionServed | northwestern region of Russia ⓘ |
| regulatesFlowBetween |
Lake Ladoga
ⓘ
Lake Onega ⓘ |
| status | operational ⓘ |
| turbineType | Kaplan turbine ⓘ |
| watercourse | Svir River ⓘ |
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: Upper Svir Hydroelectric Station Description of subject: The Upper Svir Hydroelectric Station is a major Soviet-era hydroelectric power plant on the Svir River in Russia, forming part of the cascade of stations supplying electricity to the northwestern region.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Upper Svir Hydroelectric Station