Kyiv Reservoir
E213268
The Kyiv Reservoir is a large artificial lake in northern Ukraine created by damming the Dnieper River, serving hydroelectric, water supply, and flood control purposes for the Kyiv region.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Kyiv Reservoir canonical | 3 |
| Kyiv Reservoir dam | 1 |
| Kyiv Reservoir shoreline | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1890157 — 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: Kyiv Reservoir Context triple: [Dnieper, hasReservoir, Kyiv Reservoir]
-
A.
Pirogovskoye Reservoir
Pirogovskoye Reservoir is a large artificial lake and popular recreational water body located in Moscow Oblast, Russia.
-
B.
Klyazminskoye Reservoir
Klyazminskoye Reservoir is a large artificial lake in Moscow Oblast, Russia, used primarily for water supply, recreation, and regulating river flow.
-
C.
Kamyshin Reservoir
Kamyshin Reservoir is an artificial water body in Russia that serves as a key hydrological and resource feature within Volgograd Oblast.
-
D.
Ivankovo Reservoir
Ivankovo Reservoir is a large artificial lake in Russia that serves as the uppermost reservoir on the Volga River, playing a key role in water supply, navigation, and hydroelectric power generation for the Moscow region.
-
E.
Tsimlyansk Reservoir
Tsimlyansk Reservoir is a large artificial lake on the Don River in southwestern Russia, created for hydroelectric power, irrigation, and navigation.
- 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: Kyiv Reservoir Target entity description: The Kyiv Reservoir is a large artificial lake in northern Ukraine created by damming the Dnieper River, serving hydroelectric, water supply, and flood control purposes for the Kyiv region.
-
A.
Pirogovskoye Reservoir
Pirogovskoye Reservoir is a large artificial lake and popular recreational water body located in Moscow Oblast, Russia.
-
B.
Klyazminskoye Reservoir
Klyazminskoye Reservoir is a large artificial lake in Moscow Oblast, Russia, used primarily for water supply, recreation, and regulating river flow.
-
C.
Kamyshin Reservoir
Kamyshin Reservoir is an artificial water body in Russia that serves as a key hydrological and resource feature within Volgograd Oblast.
-
D.
Ivankovo Reservoir
Ivankovo Reservoir is a large artificial lake in Russia that serves as the uppermost reservoir on the Volga River, playing a key role in water supply, navigation, and hydroelectric power generation for the Moscow region.
-
E.
Tsimlyansk Reservoir
Tsimlyansk Reservoir is a large artificial lake on the Don River in southwestern Russia, created for hydroelectric power, irrigation, and navigation.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
artificial lake
ⓘ
reservoir ⓘ water body ⓘ |
| alsoKnownAs | Kyiv Sea ⓘ |
| averageDepth | 4 m ⓘ |
| basinCountry | Ukraine ⓘ |
| constructionBegan | 1960 ⓘ |
| country | Ukraine ⓘ |
| createdBy |
Kyiv Hydroelectric Power Plant
ⓘ
surface form:
Kyiv Hydroelectric Dam
|
| elevationAboveSeaLevel | 103 m ⓘ |
| hasDamType | earth-fill dam ⓘ |
| hasEnvironmentalIssue |
sedimentation
ⓘ
shoreline erosion ⓘ water quality concerns ⓘ |
| hasPart | Kyiv Hydroelectric Power Plant ⓘ |
| hasShoreLength | over 400 km ⓘ |
| inflow |
Dnieper
ⓘ
surface form:
Dnieper River
|
| length | 110 km ⓘ |
| locatedDownstreamOf | Chernobyl Exclusion Zone ⓘ |
| locatedIn |
Northern Ukraine
ⓘ
surface form:
northern Ukraine
|
| locatedInAdministrativeTerritory |
Chernihiv region
ⓘ
surface form:
Chernihiv Oblast
Kyiv Oblast ⓘ |
| locatedNear | Kyiv ⓘ |
| locatedNorthOf |
Kyiv
ⓘ
surface form:
Kyiv city center
|
| locatedOnRiver |
Dnieper
ⓘ
surface form:
Dnieper River
|
| maximumDepth | 15 m ⓘ |
| maximumWidth | 12 km ⓘ |
| opened | 1964 ⓘ |
| operator | Ukrhydroenergo ⓘ |
| outflow |
Dnieper
ⓘ
surface form:
Dnieper River
|
| partOf | Dnieper Reservoir cascade ⓘ |
| partOfHydropowerSystem |
Dnieper Reservoir cascade
ⓘ
surface form:
Dnieper Hydroelectric System
|
| purpose |
flood control
ⓘ
hydroelectric power generation ⓘ navigation regulation ⓘ recreation ⓘ water supply ⓘ |
| regionServed |
Kyiv
ⓘ
surface form:
Kyiv metropolitan area
central Ukraine ⓘ |
| risk |
flooding of downstream areas in case of dam failure
ⓘ
radioactive sediment redistribution from Chernobyl-affected areas ⓘ |
| surfaceArea | 922 km² ⓘ |
| usedFor |
boating
ⓘ
commercial fishing ⓘ cooling water for industrial facilities ⓘ recreational fishing ⓘ water transport ⓘ |
| watercourseDammed |
Dnieper
ⓘ
surface form:
Dnieper River
|
| waterVolume | 3.7 km³ ⓘ |
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: Kyiv Reservoir Description of subject: The Kyiv Reservoir is a large artificial lake in northern Ukraine created by damming the Dnieper River, serving hydroelectric, water supply, and flood control purposes for the Kyiv region.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Kyiv Reservoir shoreline
this entity surface form:
Kyiv Reservoir dam