Matimba Power Station
E687408
Matimba Power Station is a large coal-fired power plant in South Africa and one of the key facilities in the country’s electricity generation network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Matimba Power Station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7718605 — 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: Matimba Power Station Context triple: [Emalahleni, hasPowerStationNearby, Matimba Power Station]
-
A.
Matla Power Station
Matla Power Station is a large coal-fired power plant in South Africa that is a major contributor to the country’s electricity generation.
-
B.
Atiamuri Power Station
Atiamuri Power Station is a hydroelectric power station in New Zealand that generates electricity from the flow of the Waikato River.
-
C.
Kafue Gorge Upper Power Station
Kafue Gorge Upper Power Station is a major hydroelectric power facility in Zambia that generates electricity from the flow of the Kafue River.
-
D.
Kriel Power Station
Kriel Power Station is a large coal-fired power plant in South Africa that forms part of the country’s major electricity-generating infrastructure.
-
E.
Kafue Gorge Lower Power Station
Kafue Gorge Lower Power Station is a major hydroelectric power facility in Zambia that generates electricity from the flow of the Kafue River.
- 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: Matimba Power Station Target entity description: Matimba Power Station is a large coal-fired power plant in South Africa and one of the key facilities in the country’s electricity generation network.
-
A.
Matla Power Station
Matla Power Station is a large coal-fired power plant in South Africa that is a major contributor to the country’s electricity generation.
-
B.
Atiamuri Power Station
Atiamuri Power Station is a hydroelectric power station in New Zealand that generates electricity from the flow of the Waikato River.
-
C.
Kafue Gorge Upper Power Station
Kafue Gorge Upper Power Station is a major hydroelectric power facility in Zambia that generates electricity from the flow of the Kafue River.
-
D.
Kriel Power Station
Kriel Power Station is a large coal-fired power plant in South Africa that forms part of the country’s major electricity-generating infrastructure.
-
E.
Kafue Gorge Lower Power Station
Kafue Gorge Lower Power Station is a major hydroelectric power facility in Zambia that generates electricity from the flow of the Kafue River.
- F. None of above. chosen
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf | coal-fired power station ⓘ |
| commissioned | late 1980s ⓘ |
| constructionStart | early 1980s ⓘ |
| coolingType | dry-cooling ⓘ |
| country | South Africa ⓘ |
| countryGridCode |
South African Grid Code
ⓘ
linked to:
South African electricity grid
|
| employs | power station staff ⓘ |
| environmentalConcern |
air pollution
ⓘ
greenhouse gas emissions ⓘ |
| fuelSource | Grootegeluk Coal Mine ⓘ |
| fuelType | bituminous coal ⓘ |
| gridConnection |
South African national grid
ⓘ
linked to:
South African electricity grid
|
| gridOperator | Eskom ⓘ |
| hasCoolingSystem | natural-draft dry-cooling towers ⓘ |
| hasImpact | major contributor to South Africa’s baseload power supply ⓘ |
| hasInfrastructure | high-voltage transmission lines ⓘ |
| hasOwnerType | state-owned utility ⓘ |
| hasTechnology | pulverized coal combustion ⓘ |
| installedCapacity | 3990 MW ⓘ |
| locatedIn |
Lephalale
ⓘ
Limpopo Province ⓘ Waterberg coalfield region ⓘ
linked to:
Waterberg region
|
| near |
Grootegeluk Coal Mine
ⓘ
Medupi Power Station ⓘ |
| numberOfUnits | 6 ⓘ |
| operatedBy | Eskom ⓘ |
| operatorHeadquarters |
Johannesburg
ⓘ
linked to:
Johannesburg, South Africa
|
| ownedBy | Eskom ⓘ |
| partOf |
South African electricity generation network
ⓘ
linked to:
South African electricity grid
|
| primaryFuel | coal ⓘ |
| purpose | electricity generation ⓘ |
| regionServed | national ⓘ |
| regulator | National Energy Regulator of South Africa ⓘ |
| significance | one of the largest direct dry-cooled power stations in the world ⓘ |
| status | operational ⓘ |
| unitCapacity | 665 MW ⓘ |
| usesCooling | air-cooled condenser ⓘ |
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: Matimba Power Station Description of subject: Matimba Power Station is a large coal-fired power plant in South Africa and one of the key facilities in the country’s electricity generation network.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.