Kainji Lake
E608349
Kainji Lake is a large artificial lake in Nigeria formed by the construction of Kainji Dam on the Niger River, serving as a major source of hydroelectric power, fishing, and transportation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Kainji Lake canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T6596706 — 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: Kainji Lake Context triple: [Kainji Dam, reservoirName, Kainji Lake]
-
A.
Kainji Dam
Kainji Dam is a major hydroelectric power and irrigation dam in Nigeria, forming Lake Kainji and serving as a key source of electricity and water management in the region.
-
B.
Diyawanna Lake
Diyawanna Lake is an artificial lake in Sri Jayawardenepura Kotte, Sri Lanka, best known as the scenic setting for the country’s Parliament complex.
-
C.
Nawakwa Lake
Nawakwa Lake is a small, scenic lake located within Harriman State Park in New York, popular for outdoor recreation and nature retreats.
-
D.
Ubari Lakes
Ubari Lakes are a group of picturesque desert lakes and oases set amid the sand dunes of the Sahara in southwestern Libya.
-
E.
Kilange Lagoon
Kilange Lagoon is the central body of sheltered, shallow seawater enclosed by the coral ring of Arno Atoll in the Marshall Islands.
- 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: Kainji Lake Target entity description: Kainji Lake is a large artificial lake in Nigeria formed by the construction of Kainji Dam on the Niger River, serving as a major source of hydroelectric power, fishing, and transportation.
-
A.
Kainji Dam
Kainji Dam is a major hydroelectric power and irrigation dam in Nigeria, forming Lake Kainji and serving as a key source of electricity and water management in the region.
-
B.
Diyawanna Lake
Diyawanna Lake is an artificial lake in Sri Jayawardenepura Kotte, Sri Lanka, best known as the scenic setting for the country’s Parliament complex.
-
C.
Nawakwa Lake
Nawakwa Lake is a small, scenic lake located within Harriman State Park in New York, popular for outdoor recreation and nature retreats.
-
D.
Ubari Lakes
Ubari Lakes are a group of picturesque desert lakes and oases set amid the sand dunes of the Sahara in southwestern Libya.
-
E.
Kilange Lagoon
Kilange Lagoon is the central body of sheltered, shallow seawater enclosed by the coral ring of Arno Atoll in the Marshall Islands.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf | reservoir ⓘ |
| affects | local climate and microclimate ⓘ |
| basinCountry | Nigeria NERFINISHED ⓘ |
| constructionStartOfDam | 1964 ⓘ |
| continent | Africa ⓘ |
| country | Nigeria ⓘ |
| countrySubdivision | Northwestern Nigeria NERFINISHED ⓘ |
| createdByConstructionOf | Kainji Dam NERFINISHED ⓘ |
| damCompletionYear | 1968 ⓘ |
| energyInfrastructureRole | supports Kainji Hydroelectric Power Station ⓘ |
| formedBy | Kainji Dam NERFINISHED ⓘ |
| formedInYear | 1968 ⓘ |
| hasAssociatedInfrastructure | Kainji Hydroelectric Power Station NERFINISHED ⓘ |
| hasAssociatedProtectedArea | Kainji Lake National Park NERFINISHED ⓘ |
| hasEcologicalImpact |
creation of new aquatic habitats
ⓘ
displacement of terrestrial ecosystems ⓘ |
| hasFisheryType | inland artisanal fishery ⓘ |
| hasFunction |
regulation of Niger River flow
ⓘ
support of inland fisheries ⓘ support of inland navigation ⓘ |
| hasImpactOn | resettlement of local communities ⓘ |
| hasManagementAuthority | Nigerian government NERFINISHED ⓘ |
| inflow | Niger River NERFINISHED ⓘ |
| isMajorReservoirOf | Niger River system NERFINISHED ⓘ |
| isOneOf | largest man-made lakes in Nigeria ⓘ |
| locatedIn |
Kebbi State
NERFINISHED
ⓘ
Niger State NERFINISHED ⓘ |
| locatedInProtectedArea | Kainji Lake National Park NERFINISHED ⓘ |
| locatedOnRiver | Niger River NERFINISHED ⓘ |
| nearSettlement |
New Bussa
NERFINISHED
ⓘ
Wara NERFINISHED ⓘ Yauri NERFINISHED ⓘ |
| outflow | Niger River NERFINISHED ⓘ |
| partOf | Niger River basin NERFINISHED ⓘ |
| primaryUse |
fishing
ⓘ
hydroelectric power generation ⓘ transportation ⓘ |
| region | Middle Belt of Nigeria NERFINISHED ⓘ |
| usedFor |
irrigation in surrounding areas
ⓘ
recreation ⓘ tourism ⓘ |
| waterbodyType | reservoir on a river ⓘ |
| waterUse |
domestic water supply for nearby communities
ⓘ
livestock watering ⓘ |
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: Kainji Lake Description of subject: Kainji Lake is a large artificial lake in Nigeria formed by the construction of Kainji Dam on the Niger River, serving as a major source of hydroelectric power, fishing, and transportation.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.