Itumbiara Reservoir
E566496
Itumbiara Reservoir is a large artificial lake in Brazil created for hydroelectric power generation and water regulation on the Paranaíba River.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Itumbiara Reservoir canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6038060 — 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 Reservoir Context triple: [Paranaíba River, hasReservoir, Itumbiara Reservoir]
-
A.
Samanalawewa Reservoir
Samanalawewa Reservoir is a man-made lake in Sri Lanka known for its role in hydroelectric power generation and irrigation within the Sabaragamuwa Province.
-
B.
Almatti Reservoir
Almatti Reservoir is a major water body in Karnataka, India, formed on the Krishna River and used for irrigation, power generation, and regional water supply.
-
C.
Tominé Reservoir
Tominé Reservoir is a large artificial lake in Colombia’s Cundinamarca department, known for supplying water to Bogotá and serving as a popular site for sailing and other water sports.
-
D.
Tantangara Reservoir
Tantangara Reservoir is a major water storage lake in New South Wales, Australia, forming part of the Snowy Mountains Scheme for hydroelectric power generation and irrigation.
-
E.
Bargi Reservoir
Bargi Reservoir is a large artificial lake in Madhya Pradesh, India, created by the Bargi Dam on the Narmada River and used for irrigation, hydropower, and water supply.
- 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 Reservoir Target entity description: Itumbiara Reservoir is a large artificial lake in Brazil created for hydroelectric power generation and water regulation on the Paranaíba River.
-
A.
Samanalawewa Reservoir
Samanalawewa Reservoir is a man-made lake in Sri Lanka known for its role in hydroelectric power generation and irrigation within the Sabaragamuwa Province.
-
B.
Almatti Reservoir
Almatti Reservoir is a major water body in Karnataka, India, formed on the Krishna River and used for irrigation, power generation, and regional water supply.
-
C.
Tominé Reservoir
Tominé Reservoir is a large artificial lake in Colombia’s Cundinamarca department, known for supplying water to Bogotá and serving as a popular site for sailing and other water sports.
-
D.
Tantangara Reservoir
Tantangara Reservoir is a major water storage lake in New South Wales, Australia, forming part of the Snowy Mountains Scheme for hydroelectric power generation and irrigation.
-
E.
Bargi Reservoir
Bargi Reservoir is a large artificial lake in Madhya Pradesh, India, created by the Bargi Dam on the Narmada River and used for irrigation, hydropower, and water supply.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf | reservoir ⓘ |
| basinCountry | Brazil NERFINISHED ⓘ |
| constructionType | impounded river reservoir ⓘ |
| continent | South America ⓘ |
| country | Brazil ⓘ |
| countrySubdivision |
State of Goiás
NERFINISHED
ⓘ
State of Minas Gerais NERFINISHED ⓘ |
| createdFor |
hydroelectric power generation
ⓘ
water regulation ⓘ |
| hasFunction | supporting regional electricity supply ⓘ |
| hasUse |
flow regulation
ⓘ
hydropower ⓘ water storage ⓘ |
| inflow | Paranaíba River NERFINISHED ⓘ |
| locatedIn |
Central-West Region of Brazil
NERFINISHED
ⓘ
Goiás NERFINISHED ⓘ Minas Gerais NERFINISHED ⓘ Paranaíba River basin NERFINISHED ⓘ Southeast Region of Brazil NERFINISHED ⓘ |
| locatedNear | Itumbiara NERFINISHED ⓘ |
| locatedOnRiver | Paranaíba River NERFINISHED ⓘ |
| operator | Itumbiara Hydroelectric Power Plant operator ⓘ |
| outflow | Paranaíba River NERFINISHED ⓘ |
| partOf |
Brazilian hydroelectric system
ⓘ
Itumbiara Hydroelectric Power Plant NERFINISHED ⓘ |
| purpose |
electricity generation
ⓘ
flood control ⓘ |
| waterBodyType | freshwater reservoir ⓘ |
| watercourse | Paranaíba 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: Itumbiara Reservoir Description of subject: Itumbiara Reservoir is a large artificial lake in Brazil created for hydroelectric power generation and water regulation on the Paranaíba River.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.