Tâmega Electroproducing System
E789643
The Tâmega Electroproducing System is a major hydroelectric complex in Portugal that harnesses the Tâmega River through a series of dams and power plants to generate renewable electricity.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tâmega Electroproducing System canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9299787 — 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: Tâmega Electroproducing System Context triple: [Tâmega River, hydroelectricProject, Tâmega Electroproducing System]
-
A.
Nimbus Powerplant
Nimbus Powerplant is a hydroelectric generating facility associated with California’s Nimbus Dam on the American River, producing renewable electricity from controlled water releases.
-
B.
Moldelectrica
Moldelectrica is Moldova’s state-owned electricity transmission system operator responsible for managing and operating the national high-voltage power grid.
-
C.
Uri I Power Station
Uri I Power Station is a major hydroelectric power facility in Jammu and Kashmir, India, utilizing water from the Jhelum River to generate electricity.
-
D.
Electryon
Electryon is a king of Mycenae in Greek mythology, known primarily as the grandfather of the hero Heracles.
-
E.
Healy Power Plant
Healy Power Plant is a coal-fired power generation facility located near the community of Healy in interior Alaska.
- 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: Tâmega Electroproducing System Target entity description: The Tâmega Electroproducing System is a major hydroelectric complex in Portugal that harnesses the Tâmega River through a series of dams and power plants to generate renewable electricity.
-
A.
Nimbus Powerplant
Nimbus Powerplant is a hydroelectric generating facility associated with California’s Nimbus Dam on the American River, producing renewable electricity from controlled water releases.
-
B.
Moldelectrica
Moldelectrica is Moldova’s state-owned electricity transmission system operator responsible for managing and operating the national high-voltage power grid.
-
C.
Uri I Power Station
Uri I Power Station is a major hydroelectric power facility in Jammu and Kashmir, India, utilizing water from the Jhelum River to generate electricity.
-
D.
Electryon
Electryon is a king of Mycenae in Greek mythology, known primarily as the grandfather of the hero Heracles.
-
E.
Healy Power Plant
Healy Power Plant is a coal-fired power generation facility located near the community of Healy in interior Alaska.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
hydroelectric power complex
ⓘ
renewable energy project ⓘ |
| benefit |
increased security of electricity supply in Portugal
ⓘ
integration of variable renewable energy sources ⓘ regional economic development ⓘ |
| country | Portugal ⓘ |
| countryRegulator | Portugal NERFINISHED ⓘ |
| developer | Iberdrola NERFINISHED ⓘ |
| energySource | hydropower ⓘ |
| energyType | renewable electricity ⓘ |
| environmentalRole | greenhouse gas emissions reduction ⓘ |
| gridConnection | Portuguese national electricity grid ⓘ |
| hasComponent |
Alto Tâmega Dam
NERFINISHED
ⓘ
Daivões Dam NERFINISHED ⓘ Gouvães Dam NERFINISHED ⓘ |
| hasDamType | concrete dam ⓘ |
| hasInfrastructure |
dams
ⓘ
powerhouses ⓘ reservoirs ⓘ transmission lines ⓘ water conveyance tunnels ⓘ |
| hasPowerPlant |
Alto Tâmega Hydroelectric Power Plant
NERFINISHED
ⓘ
Daivões Hydroelectric Power Plant NERFINISHED ⓘ Gouvães Hydroelectric Power Plant NERFINISHED ⓘ |
| includesPumpedStorage | Gouvães pumped-storage power plant NERFINISHED ⓘ |
| locatedIn | Tâmega River basin NERFINISHED ⓘ |
| locatedInRegion | North Region of Portugal NERFINISHED ⓘ |
| locatedNear |
Braga District
NERFINISHED
ⓘ
Vila Real District NERFINISHED ⓘ |
| owner | Iberdrola NERFINISHED ⓘ |
| projectType |
hydroelectric complex
ⓘ
large-scale infrastructure project ⓘ |
| purpose |
electricity generation
ⓘ
grid stability support ⓘ renewable energy production ⓘ water regulation ⓘ |
| riverSystem | Douro River basin NERFINISHED ⓘ |
| sector | electric power industry ⓘ |
| subsector | hydroelectric power ⓘ |
| supports | Iberian electricity market NERFINISHED ⓘ |
| technology |
dam-based hydropower
ⓘ
pumped-storage hydropower ⓘ |
| usesRiver | Tâmega River NERFINISHED ⓘ |
| watercourseControlled | Tâmega River NERFINISHED ⓘ |
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: Tâmega Electroproducing System Description of subject: The Tâmega Electroproducing System is a major hydroelectric complex in Portugal that harnesses the Tâmega River through a series of dams and power plants to generate renewable electricity.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.