Kariba Dam
E343315
Kariba Dam is a massive hydroelectric dam on the Zambezi River between Zambia and Zimbabwe, forming one of the world’s largest man-made lakes and serving as a key source of power for the region.
All labels observed (6)
| Label | Occurrences |
|---|---|
| Kariba Dam canonical | 10 |
| Kariba North Bank Power Station | 3 |
| Kariba South Bank Power Station | 2 |
| Kariba | 1 |
| Kariba Gorge reservoir | 1 |
| Kariba South Power Station | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3258330 — 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: Kariba Dam Context triple: [Kariba Gorge, knownFor, Kariba Dam]
-
A.
Batoka Gorge
Batoka Gorge is a steep, rugged chasm carved by the Zambezi River just downstream of Victoria Falls on the border between Zambia and Zimbabwe.
-
B.
Roseires Dam
Roseires Dam is a major hydroelectric and irrigation dam on the Blue Nile in Sudan, crucial for water storage, power generation, and flood control in the region.
-
C.
Cahora Bassa Dam
Cahora Bassa Dam is a major hydroelectric dam in Mozambique that forms one of Africa’s largest artificial lakes and supplies significant power to the region.
-
D.
Kinzua Dam
Kinzua Dam is a large U.S. Army Corps of Engineers flood-control and hydroelectric dam in northwestern Pennsylvania that created the Allegheny Reservoir.
-
E.
Salto Grande Dam
Salto Grande Dam is a large hydroelectric dam and binational power station on the Uruguay River, jointly operated by Argentina and Uruguay.
- 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: Kariba Dam Target entity description: Kariba Dam is a massive hydroelectric dam on the Zambezi River between Zambia and Zimbabwe, forming one of the world’s largest man-made lakes and serving as a key source of power for the region.
-
A.
Batoka Gorge
Batoka Gorge is a steep, rugged chasm carved by the Zambezi River just downstream of Victoria Falls on the border between Zambia and Zimbabwe.
-
B.
Roseires Dam
Roseires Dam is a major hydroelectric and irrigation dam on the Blue Nile in Sudan, crucial for water storage, power generation, and flood control in the region.
-
C.
Cahora Bassa Dam
Cahora Bassa Dam is a major hydroelectric dam in Mozambique that forms one of Africa’s largest artificial lakes and supplies significant power to the region.
-
D.
Kinzua Dam
Kinzua Dam is a large U.S. Army Corps of Engineers flood-control and hydroelectric dam in northwestern Pennsylvania that created the Allegheny Reservoir.
-
E.
Salto Grande Dam
Salto Grande Dam is a large hydroelectric dam and binational power station on the Uruguay River, jointly operated by Argentina and Uruguay.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
arch dam
ⓘ
gravity dam ⓘ hydroelectric dam ⓘ infrastructure project ⓘ |
| affects | downstream Zambezi River flow ⓘ |
| basinCountry |
Zambia
ⓘ
Zimbabwe ⓘ |
| borderBetween |
Zambia
ⓘ
Zimbabwe ⓘ |
| constructionCost | approximately US$480 million (original project) ⓘ |
| constructionStartDate | 1955 ⓘ |
| continent | Africa ⓘ |
| country |
Zambia
ⓘ
Zimbabwe ⓘ |
| creates |
Kariba Dam
self-linksurface differs
ⓘ
surface form:
Kariba Gorge reservoir
|
| designedBy | André Coyne ⓘ |
| forms | Lake Kariba ⓘ |
| hasPowerStation |
Kariba Dam
self-linksurface differs
ⓘ
surface form:
Kariba North Bank Power Station
Kariba Dam self-linksurface differs ⓘ
surface form:
Kariba South Bank Power Station
|
| hasSpillway | yes ⓘ |
| height | about 128 metres ⓘ |
| installedCapacity | over 1800 megawatts ⓘ |
| knownFor |
creating one of the world’s largest man-made lakes
ⓘ
major source of hydroelectric power in Southern Africa ⓘ |
| language | English ⓘ |
| length | about 579 metres ⓘ |
| locatedIn | Southern Africa ⓘ |
| locatedInProtectedArea | part of the Zambezi valley ⓘ |
| locatedNear |
Kariba, Zimbabwe
ⓘ
Siavonga, Zambia ⓘ |
| locatedOnRiver | Zambezi River ⓘ |
| material | concrete ⓘ |
| nearFeature | Kariba Gorge ⓘ |
| openingDate | 1959 ⓘ |
| operator |
ZESCO
ⓘ
Zimbabwe Power Company ⓘ |
| partOf |
Zambezi Basin
ⓘ
surface form:
Zambezi River basin
|
| purpose |
flood control
ⓘ
hydroelectric power generation ⓘ water storage ⓘ |
| regionServed |
Southern African power pool and energy cooperation
ⓘ
surface form:
Southern African power pool
Zambia ⓘ Zimbabwe ⓘ |
| reservoirCapacity | approximately 180 cubic kilometres ⓘ |
| reservoirName | Lake Kariba ⓘ |
| reservoirSurfaceArea | approximately 5580 square kilometres ⓘ |
| risk | structural stability concerns ⓘ |
| underwent | rehabilitation and reinforcement works ⓘ |
| UNGEGNName | Kariba Dam self-link ⓘ |
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: Kariba Dam Description of subject: Kariba Dam is a massive hydroelectric dam on the Zambezi River between Zambia and Zimbabwe, forming one of the world’s largest man-made lakes and serving as a key source of power for the region.
Referenced by (18)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Kariba
this entity surface form:
Kariba North Bank Power Station
this entity surface form:
Kariba South Bank Power Station
this entity surface form:
Kariba Gorge reservoir
this entity surface form:
Kariba South Power Station
this entity surface form:
Kariba North Bank Power Station
this entity surface form:
Kariba North Bank Power Station
this entity surface form:
Kariba South Bank Power Station