Bariri Dam
E542769
Bariri Dam is a hydroelectric and river regulation structure located on Brazil’s Tietê River, contributing to regional power generation and water management.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Bariri Dam canonical | 2 |
| Ibitinga Dam | 1 |
| Nova Avanhandava Dam | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5517824 — 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: Bariri Dam Context triple: [Tietê River, hasDam, Bariri Dam]
-
A.
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.
-
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.
Binga Dam
Binga Dam is a major hydroelectric dam in the Philippines that harnesses the flow of the Agno River for power generation and water management.
-
D.
Tantangara Dam
Tantangara Dam is a major concrete gravity dam in New South Wales, Australia, built as part of the Snowy Mountains Scheme to store water for hydroelectric power generation and irrigation.
-
E.
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.
- 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: Bariri Dam Target entity description: Bariri Dam is a hydroelectric and river regulation structure located on Brazil’s Tietê River, contributing to regional power generation and water management.
-
A.
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.
-
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.
Binga Dam
Binga Dam is a major hydroelectric dam in the Philippines that harnesses the flow of the Agno River for power generation and water management.
-
D.
Tantangara Dam
Tantangara Dam is a major concrete gravity dam in New South Wales, Australia, built as part of the Snowy Mountains Scheme to store water for hydroelectric power generation and irrigation.
-
E.
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.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
gravity dam
ⓘ
hydroelectric dam ⓘ river regulation structure ⓘ |
| basinCountry | Brazil ⓘ |
| continent | South America ⓘ |
| country | Brazil ⓘ |
| countrySubdivision | Southeast Region of Brazil ⓘ |
| energySource | hydropower ⓘ |
| function |
flood control assistance
ⓘ
flow stabilization downstream ⓘ peak load support for regional grid ⓘ |
| gridConnection | Brazilian National Interconnected System ⓘ |
| hasPowerPlant | Bariri Hydroelectric Power Plant ⓘ |
| hasReservoir | Bariri Reservoir ⓘ |
| infrastructureType | large dam ⓘ |
| isPartOf | Brazilian hydroelectric system ⓘ |
| locatedInCountry | Brazil ⓘ |
| locatedInState | São Paulo ⓘ |
| locatedNearCity | Bariri ⓘ |
| locatedOnRiver | Tietê River ⓘ |
| operator | Companhia Energética de São Paulo ⓘ |
| operatorAbbreviation | CESP ⓘ |
| ownership | public utility ⓘ |
| partOf |
Tietê River cascade
ⓘ
Tietê hydroelectric complex ⓘ
linked to:
Usina Hidrelétrica de Três Irmãos
|
| purpose |
hydroelectric power generation
ⓘ
navigation support ⓘ river flow regulation ⓘ water management ⓘ |
| regionServed |
Central-western São Paulo region
ⓘ
State of São Paulo ⓘ
linked to:
state of São Paulo
|
| regulatesFor |
industrial water use downstream
ⓘ
irrigation uses downstream ⓘ municipal water supply downstream ⓘ |
| riverSystem |
Paraná River basin
ⓘ
linked to:
Paraná–Paraguay Basin
|
| sector |
electric power
ⓘ
water resources management ⓘ |
| status | operational ⓘ |
| usedFor |
electricity generation
ⓘ
river level control ⓘ support of navigation on Tietê River ⓘ |
| watercourseRegulated | Tietê 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: Bariri Dam Description of subject: Bariri Dam is a hydroelectric and river regulation structure located on Brazil’s Tietê River, contributing to regional power generation and water management.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Bariri Dam
linked to: Bariri Dam