Gouvães Dam
E792448
Gouvães Dam is a hydroelectric dam in northern Portugal that forms part of the Tâmega River energy complex, contributing to regional power generation and water management.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Gouvães Dam canonical | 4 |
| Baixo Sabor Dam | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9299784 — 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: Gouvães Dam Context triple: [Tâmega River, hasDam, Gouvães Dam]
-
A.
Barra Bonita Dam
Barra Bonita Dam is a hydroelectric and navigation dam complex in the state of São Paulo, Brazil, known for regulating the Tietê River and forming the Barra Bonita Reservoir.
-
B.
São Simão Dam
São Simão Dam is a large hydroelectric power facility in Brazil known for generating electricity and forming the São Simão Reservoir on the Paranaíba River.
-
C.
Santo Antônio Dam
Santo Antônio Dam is a large hydroelectric power plant in Brazil, built on the Madeira River near Porto Velho to generate electricity as part of the Madeira River energy complex.
-
D.
Foz do Chapecó Dam
Foz do Chapecó Dam is a hydroelectric power plant and dam complex located on the Uruguay River in southern Brazil, known for its significant contribution to regional electricity generation.
-
E.
Itumbiara Dam
Itumbiara Dam is a large hydroelectric dam in Brazil known for generating significant electricity and forming one of the country’s major artificial reservoirs.
- 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: Gouvães Dam Target entity description: Gouvães Dam is a hydroelectric dam in northern Portugal that forms part of the Tâmega River energy complex, contributing to regional power generation and water management.
-
A.
Barra Bonita Dam
Barra Bonita Dam is a hydroelectric and navigation dam complex in the state of São Paulo, Brazil, known for regulating the Tietê River and forming the Barra Bonita Reservoir.
-
B.
São Simão Dam
São Simão Dam is a large hydroelectric power facility in Brazil known for generating electricity and forming the São Simão Reservoir on the Paranaíba River.
-
C.
Santo Antônio Dam
Santo Antônio Dam is a large hydroelectric power plant in Brazil, built on the Madeira River near Porto Velho to generate electricity as part of the Madeira River energy complex.
-
D.
Foz do Chapecó Dam
Foz do Chapecó Dam is a hydroelectric power plant and dam complex located on the Uruguay River in southern Brazil, known for its significant contribution to regional electricity generation.
-
E.
Itumbiara Dam
Itumbiara Dam is a large hydroelectric dam in Brazil known for generating significant electricity and forming one of the country’s major artificial reservoirs.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
gravity dam
ⓘ
hydroelectric dam ⓘ |
| basinCountry | Portugal ⓘ |
| category |
Dams in Portugal
ⓘ
Hydroelectric power stations in Portugal ⓘ Pumped‑storage hydroelectric power stations ⓘ |
| constructionStart | 2010s ⓘ |
| contributesTo |
grid stability
ⓘ
peak‑load power supply ⓘ renewable energy production in Portugal ⓘ |
| country | Portugal ⓘ |
| energySource | hydropower ⓘ |
| environmentalRole | support for integration of intermittent renewables ⓘ |
| gridConnection | Portuguese national grid ⓘ |
| hasComponent |
penstocks
ⓘ
spillway ⓘ underground cavern for power house ⓘ |
| hasFunction | pumped‑storage ⓘ |
| hasPart |
Gouvães Hydroelectric Power Plant
ⓘ
linked to:
Daivões Hydroelectric Power Plant
|
| hasReservoir | Gouvães Reservoir ⓘ |
| installedCapacity | 880 MW ⓘ |
| locatedIn |
Northern Portugal
ⓘ
linked to:
northern Portugal
Tâmega River basin ⓘ
linked to:
Tâmega River
Vila Real District ⓘ |
| locatedNear |
Gouvães (locality)
ⓘ
linked to:
village of Gouvães do Douro
|
| locatedOnRiver | Tâmega River ⓘ |
| numberOfTurbines | 4 ⓘ |
| operator | Iberdrola ⓘ |
| owner | Iberdrola ⓘ |
| partOf |
National electricity system of Portugal
ⓘ
Tâmega River energy complex ⓘ
linked to:
Daivões Hydroelectric Power Plant
Tâmega River hydroelectric complex ⓘ
linked to:
Daivões Hydroelectric Power Plant
Tâmega electro‑production system ⓘ
linked to:
Tâmega Electroproducing System
|
| plantType |
pumped‑storage power plant
ⓘ
underground power plant ⓘ |
| purpose |
energy storage
ⓘ
hydroelectric power generation ⓘ water management ⓘ |
| regionServed |
North of Portugal
ⓘ
linked to:
northern Portugal
|
| roleInSystem | upper reservoir of the Tâmega pumped‑storage scheme ⓘ |
| status | operational ⓘ |
| storageCapacity | upper reservoir for pumped‑storage ⓘ |
| turbineType | Francis reversible turbines ⓘ |
| usesTechnology | reversible pump‑turbines ⓘ |
| watercourse | Tâmega River ⓘ |
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: Gouvães Dam Description of subject: Gouvães Dam is a hydroelectric dam in northern Portugal that forms part of the Tâmega River energy complex, contributing to regional power generation and water management.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Gouvães Dam