Maule hydropower complex
E139499
The Maule hydropower complex is a system of hydroelectric facilities on Chile’s Maule River that generates electricity by harnessing the river’s flow.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Maule Norte hydropower plant | 1 |
| Maule River hydropower system | 1 |
| Maule Sur hydropower plant | 1 |
| Maule hydropower complex canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1221923 — 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: Maule hydropower complex Context triple: [Maule River, hydropowerPlant, Maule hydropower complex]
-
A.
Snowy Hydro Scheme
The Snowy Hydro Scheme is a large-scale hydroelectricity and irrigation complex in Australia’s Snowy Mountains, renowned as one of the country’s most significant engineering projects.
-
B.
Alfalfal hydroelectric plant
The Alfalfal hydroelectric plant is a power-generating facility in Chile that harnesses the flow of the Maipo River to produce electricity.
-
C.
Olidan power station
Olidan power station is one of Sweden’s oldest large-scale hydroelectric power plants, located in Trollhättan and historically important for the country’s industrial electrification.
-
D.
Itaipu Dam
Itaipu Dam is a massive hydroelectric power plant on the Brazil–Paraguay border, once the world’s largest in installed capacity and still one of the most important sources of renewable energy in South America.
-
E.
Almatti Dam
Almatti Dam is a major hydroelectric and irrigation dam in Karnataka, India, built across the Krishna River as part of the Upper Krishna Project.
- 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: Maule hydropower complex Target entity description: The Maule hydropower complex is a system of hydroelectric facilities on Chile’s Maule River that generates electricity by harnessing the river’s flow.
-
A.
Snowy Hydro Scheme
The Snowy Hydro Scheme is a large-scale hydroelectricity and irrigation complex in Australia’s Snowy Mountains, renowned as one of the country’s most significant engineering projects.
-
B.
Alfalfal hydroelectric plant
The Alfalfal hydroelectric plant is a power-generating facility in Chile that harnesses the flow of the Maipo River to produce electricity.
-
C.
Olidan power station
Olidan power station is one of Sweden’s oldest large-scale hydroelectric power plants, located in Trollhättan and historically important for the country’s industrial electrification.
-
D.
Itaipu Dam
Itaipu Dam is a massive hydroelectric power plant on the Brazil–Paraguay border, once the world’s largest in installed capacity and still one of the most important sources of renewable energy in South America.
-
E.
Almatti Dam
Almatti Dam is a major hydroelectric and irrigation dam in Karnataka, India, built across the Krishna River as part of the Upper Krishna Project.
- F. None of above. chosen
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf |
energy infrastructure
ⓘ
hydroelectric power complex ⓘ |
| benefits |
renewable electricity supply
ⓘ
support for regional electricity demand ⓘ |
| country | Chile ⓘ |
| energyConversion |
kinetic energy of river flow to electrical energy
ⓘ
potential energy of stored water to electrical energy ⓘ |
| environmentalImpact |
alteration of river flow regime
ⓘ
creation of artificial reservoirs ⓘ |
| generationMethod |
reservoir-based hydropower
ⓘ
run-of-river hydropower ⓘ |
| gridConnection | interconnected power grid of Chile ⓘ |
| hasComponent |
Ancoa hydropower plant
ⓘ
Canutillar hydropower plant ⓘ Colbún hydropower plant ⓘ Machicura hydropower plant ⓘ Maule hydropower complex self-linksurface differs ⓘ
surface form:
Maule Norte hydropower plant
Maule hydropower complex self-linksurface differs ⓘ
surface form:
Maule Sur hydropower plant
hydropower dams ⓘ powerhouses ⓘ spillways ⓘ transmission lines ⓘ |
| locatedIn |
Maule Region
ⓘ
Maule River ⓘ
surface form:
Maule River basin
|
| locatedOn | Andean foothills of central Chile ⓘ |
| operatorType | electric utility companies ⓘ |
| partOf | Chilean national power system ⓘ |
| primaryEnergySource | hydropower ⓘ |
| purpose | electricity generation ⓘ |
| regulates | seasonal river flows for power generation ⓘ |
| sector | electric power sector ⓘ |
| supports | national renewable energy mix of Chile ⓘ |
| technology |
electric generators
ⓘ
hydraulic turbines ⓘ |
| usesWatercourse | Maule River ⓘ |
| waterSource |
Andean snowmelt
ⓘ
Maule River tributaries ⓘ |
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: Maule hydropower complex Description of subject: The Maule hydropower complex is a system of hydroelectric facilities on Chile’s Maule River that generates electricity by harnessing the river’s flow.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Maule Norte hydropower plant
this entity surface form:
Maule Sur hydropower plant
this entity surface form:
Maule River hydropower system