Itumbiara Dam
E583703
Itumbiara Dam is a large hydroelectric dam in Brazil known for generating significant electricity and forming one of the country’s major artificial reservoirs.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Itumbiara Dam canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6038043 — 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: Itumbiara Dam Context triple: [Paranaíba River, hasHydroelectricPlant, Itumbiara Dam]
-
A.
Bariri Dam
Bariri Dam is a hydroelectric and river regulation structure located on Brazil’s Tietê River, contributing to regional power generation and water management.
-
B.
Betania Dam
Betania Dam is a major hydroelectric dam and reservoir in Colombia, known for generating power and supporting irrigation and aquaculture in the Huila region.
-
C.
Jebba Dam
Jebba Dam is a major hydroelectric power facility in Nigeria that harnesses the flow of the Niger River to generate electricity and support regional water management.
-
D.
Itezhi-Tezhi Dam
Itezhi-Tezhi Dam is a major hydroelectric and water-regulation dam in Zambia that helps control flows and generate power along the Kafue River system, a key tributary of the Zambezi.
-
E.
Chivero Dam
Chivero Dam is a major reservoir in Zimbabwe that supplies water to Harare and supports recreation, fishing, and wildlife in the surrounding Lake Chivero Recreational Park.
- 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: Itumbiara Dam Target entity description: Itumbiara Dam is a large hydroelectric dam in Brazil known for generating significant electricity and forming one of the country’s major artificial reservoirs.
-
A.
Bariri Dam
Bariri Dam is a hydroelectric and river regulation structure located on Brazil’s Tietê River, contributing to regional power generation and water management.
-
B.
Betania Dam
Betania Dam is a major hydroelectric dam and reservoir in Colombia, known for generating power and supporting irrigation and aquaculture in the Huila region.
-
C.
Jebba Dam
Jebba Dam is a major hydroelectric power facility in Nigeria that harnesses the flow of the Niger River to generate electricity and support regional water management.
-
D.
Itezhi-Tezhi Dam
Itezhi-Tezhi Dam is a major hydroelectric and water-regulation dam in Zambia that helps control flows and generate power along the Kafue River system, a key tributary of the Zambezi.
-
E.
Chivero Dam
Chivero Dam is a major reservoir in Zimbabwe that supplies water to Harare and supports recreation, fishing, and wildlife in the surrounding Lake Chivero Recreational Park.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
gravity dam
ⓘ
hydroelectric dam ⓘ |
| basinCountry | Brazil NERFINISHED ⓘ |
| borderBetween |
Goiás
NERFINISHED
ⓘ
Minas Gerais NERFINISHED ⓘ |
| constructionStartDate | 1974 ⓘ |
| country | Brazil ⓘ |
| crosses | Paranaíba River NERFINISHED ⓘ |
| damHeight | 106 m ⓘ |
| damLength | 7200 m ⓘ |
| energySource | hydropower ⓘ |
| gridConnection | Brazilian high-voltage transmission network ⓘ |
| hasImpactOn |
flood regime of Paranaíba River
ⓘ
local fisheries ⓘ regional navigation ⓘ |
| hasReservoir | Itumbiara Reservoir NERFINISHED ⓘ |
| installedCapacity | 2082 MW ⓘ |
| isOneOf | major artificial reservoirs in Brazil ⓘ |
| locatedIn |
Goiás
NERFINISHED
ⓘ
Minas Gerais NERFINISHED ⓘ |
| locatedNear |
Itumbiara, Goiás
NERFINISHED
ⓘ
Tupaciguara, Minas Gerais NERFINISHED ⓘ |
| locatedOn | Paranaíba River NERFINISHED ⓘ |
| notableFor |
forming one of Brazil’s major artificial reservoirs
ⓘ
large electricity generation capacity ⓘ |
| numberOfTurbines | 6 ⓘ |
| openingDate | 1980 ⓘ |
| operator | Furnas Centrais Elétricas NERFINISHED ⓘ |
| owner | Furnas Centrais Elétricas NERFINISHED ⓘ |
| partOf | Brazilian National Interconnected System NERFINISHED ⓘ |
| plantType | conventional hydroelectric power plant ⓘ |
| purpose |
flood control
ⓘ
hydroelectric power generation ⓘ navigation support ⓘ |
| region | Central-West Region of Brazil NERFINISHED ⓘ |
| reservoirArea | 778 km² ⓘ |
| reservoirCapacity | 17000000000 m³ ⓘ |
| reservoirType | artificial lake ⓘ |
| spillwayCapacity | 12000 m³/s ⓘ |
| spillwayType | gated overflow spillway ⓘ |
| status | operational ⓘ |
| turbineType | Francis turbine ⓘ |
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: Itumbiara Dam Description of subject: Itumbiara Dam is a large hydroelectric dam in Brazil known for generating significant electricity and forming one of the country’s major artificial reservoirs.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.