Kama Reservoir
E272056
Kama Reservoir is a large artificial lake in Russia formed by damming the Kama River, used primarily for hydroelectric power generation, navigation, and water regulation.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Kama Reservoir canonical | 8 |
| Kama Reservoir shoreline | 1 |
| Kama Reservoir system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2438429 — 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: Kama Reservoir Context triple: [Kama River, hasReservoir, Kama Reservoir]
-
A.
Amawalk Reservoir
Amawalk Reservoir is a man-made lake in Westchester County, New York, that forms part of New York City's Croton water supply system.
-
B.
Almatti Reservoir
Almatti Reservoir is a major water body in Karnataka, India, formed on the Krishna River and used for irrigation, power generation, and regional water supply.
-
C.
Lusk Reservoir
Lusk Reservoir is a scenic man-made lake on the grounds of the United States Military Academy at West Point, often noted for its picturesque setting near the campus athletic facilities.
-
D.
Knott Creek Reservoir
Knott Creek Reservoir is a remote high-desert fishing lake in northern Nevada, renowned for its trophy trout and scenic setting in the Pine Forest Range.
-
E.
Don Pedro Reservoir
Don Pedro Reservoir is a large artificial lake in California’s Sierra Nevada foothills, primarily used for water storage, hydroelectric power generation, and recreation.
- 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: Kama Reservoir Target entity description: Kama Reservoir is a large artificial lake in Russia formed by damming the Kama River, used primarily for hydroelectric power generation, navigation, and water regulation.
-
A.
Amawalk Reservoir
Amawalk Reservoir is a man-made lake in Westchester County, New York, that forms part of New York City's Croton water supply system.
-
B.
Almatti Reservoir
Almatti Reservoir is a major water body in Karnataka, India, formed on the Krishna River and used for irrigation, power generation, and regional water supply.
-
C.
Lusk Reservoir
Lusk Reservoir is a scenic man-made lake on the grounds of the United States Military Academy at West Point, often noted for its picturesque setting near the campus athletic facilities.
-
D.
Knott Creek Reservoir
Knott Creek Reservoir is a remote high-desert fishing lake in northern Nevada, renowned for its trophy trout and scenic setting in the Pine Forest Range.
-
E.
Don Pedro Reservoir
Don Pedro Reservoir is a large artificial lake in California’s Sierra Nevada foothills, primarily used for water storage, hydroelectric power generation, and recreation.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
artificial lake
ⓘ
hydroelectric reservoir ⓘ reservoir ⓘ |
| basinCountry | Russia ⓘ |
| category |
Hydroelectric power stations' reservoirs in Russia
ⓘ
Reservoirs in Russia ⓘ |
| continent | Europe ⓘ |
| country | Russia ⓘ |
| createdBy | Kama Hydroelectric Station dam ⓘ |
| hasDam | Kama Hydroelectric Station dam ⓘ |
| hasFunction |
electricity production
ⓘ
regulation of Kama River flow ⓘ support of river navigation ⓘ |
| hasShorelineOn |
Perm Krai
ⓘ
Republic of Tatarstan ⓘ
linked to:
Tatarstan
Udmurt Republic ⓘ
linked to:
Udmurtia
|
| inflow | Kama River ⓘ |
| isPartOf |
Kama Hydroelectric Station complex
ⓘ
linked to:
Kama Hydroelectric Station dam
|
| locatedIn |
European Russia
ⓘ
Kama River basin ⓘ
linked to:
Kama River
Kama River valley ⓘ
linked to:
Kama River
Perm Krai ⓘ Republic of Tatarstan ⓘ
linked to:
Tatarstan
Udmurt Republic ⓘ
linked to:
Udmurtia
Volga Federal District ⓘ |
| locatedOnRiver | Kama River ⓘ |
| outflow | Kama River ⓘ |
| partOf |
Kama Hydroelectric Power Plant reservoir system
ⓘ
linked to:
Kama Hydroelectric Station dam
Volga–Kama cascade of reservoirs ⓘ |
| purpose |
hydroelectric power generation
ⓘ
navigation ⓘ water regulation ⓘ |
| riverSystem | Kama River ⓘ |
| use |
fisheries
ⓘ
flood control ⓘ irrigation ⓘ |
| waterBodyType | reservoir ⓘ |
| waterManagementRole |
seasonal flow regulation
ⓘ
storage of water resources ⓘ |
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: Kama Reservoir Description of subject: Kama Reservoir is a large artificial lake in Russia formed by damming the Kama River, used primarily for hydroelectric power generation, navigation, and water regulation.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Kama Reservoir
linked to: Kama Reservoir