Ribeira de Iguape River
E1025704
The Ribeira de Iguape River is a major river in southeastern Brazil that flows through the states of São Paulo and Paraná before emptying into the Atlantic Ocean.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ribeira de Iguape River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12312775 — 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: Ribeira de Iguape River Context triple: [Registro, locatedOnRiver, Ribeira de Iguape River]
-
A.
Ipiranga River
The Ipiranga River is a historically significant waterway in São Paulo, Brazil, best known as the site where Dom Pedro I proclaimed Brazil’s independence in 1822.
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B.
Itaguaré River
The Itaguaré River is a coastal river in the municipality of Bertioga, São Paulo, Brazil, known for its preserved natural surroundings and importance to local ecosystems and tourism.
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C.
Tietê River
The Tietê River is a significant waterway in southeastern Brazil that flows across the state of São Paulo and plays a key role in the region’s ecology, economy, and urban landscape.
-
D.
Paraopeba River
The Paraopeba River is a significant waterway in southeastern Brazil that flows through the state of Minas Gerais and contributes substantially to the São Francisco River basin.
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E.
Itajaí-Açu River
The Itajaí-Açu River is a major river in the Brazilian state of Santa Catarina, known for flowing through several important cities and being prone to significant flooding.
- 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: Ribeira de Iguape River Target entity description: The Ribeira de Iguape River is a major river in southeastern Brazil that flows through the states of São Paulo and Paraná before emptying into the Atlantic Ocean.
-
A.
Ipiranga River
The Ipiranga River is a historically significant waterway in São Paulo, Brazil, best known as the site where Dom Pedro I proclaimed Brazil’s independence in 1822.
-
B.
Itaguaré River
The Itaguaré River is a coastal river in the municipality of Bertioga, São Paulo, Brazil, known for its preserved natural surroundings and importance to local ecosystems and tourism.
-
C.
Tietê River
The Tietê River is a significant waterway in southeastern Brazil that flows across the state of São Paulo and plays a key role in the region’s ecology, economy, and urban landscape.
-
D.
Paraopeba River
The Paraopeba River is a significant waterway in southeastern Brazil that flows through the state of Minas Gerais and contributes substantially to the São Francisco River basin.
-
E.
Itajaí-Açu River
The Itajaí-Açu River is a major river in the Brazilian state of Santa Catarina, known for flowing through several important cities and being prone to significant flooding.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Brazil NERFINISHED ⓘ |
| continent | South America ⓘ |
| country | Brazil ⓘ |
| dischargesNear | Iguape NERFINISHED ⓘ |
| drainageBasin | Vale do Ribeira region NERFINISHED ⓘ |
| drainsInto | Atlantic Ocean NERFINISHED ⓘ |
| environmentalConcern |
deforestation in watershed
ⓘ
sedimentation ⓘ water pollution ⓘ |
| flowsDirection | generally eastward ⓘ |
| flowsInto | Atlantic Ocean NERFINISHED ⓘ |
| flowsThrough |
State of Paraná
NERFINISHED
ⓘ
State of São Paulo NERFINISHED ⓘ |
| hasBiodiversity | high aquatic biodiversity ⓘ |
| hasEcosystemType | Atlantic Forest NERFINISHED ⓘ |
| hasHistoricalUse |
agricultural development corridor
ⓘ
gold mining transport route ⓘ |
| hasProtectedAreaInBasin |
Intervales State Park
NERFINISHED
ⓘ
PETAR – Alto Ribeira State Tourist Park NERFINISHED ⓘ |
| hasTributary |
Assungui River
NERFINISHED
ⓘ
Capivari River (Ribeira de Iguape basin) NERFINISHED ⓘ Juquiá River NERFINISHED ⓘ Pardo River (Ribeira de Iguape basin) NERFINISHED ⓘ Turvo River (Ribeira de Iguape basin) NERFINISHED ⓘ Una da Aldeia River NERFINISHED ⓘ |
| hasValley | Ribeira Valley (Vale do Ribeira) NERFINISHED ⓘ |
| languageOfName | Portuguese ⓘ |
| locatedIn |
Southeast Region, Brazil
NERFINISHED
ⓘ
State of Paraná NERFINISHED ⓘ State of São Paulo NERFINISHED ⓘ |
| mouth | Atlantic Ocean NERFINISHED ⓘ |
| mouthLocation | Iguape, São Paulo NERFINISHED ⓘ |
| nameInPortuguese | Rio Ribeira de Iguape NERFINISHED ⓘ |
| near |
Adrianópolis, Paraná
NERFINISHED
ⓘ
Cerro Azul, Paraná NERFINISHED ⓘ Eldorado, São Paulo NERFINISHED ⓘ Iporanga, São Paulo NERFINISHED ⓘ Registro, São Paulo NERFINISHED ⓘ Sete Barras, São Paulo NERFINISHED ⓘ |
| partOf |
Brazilian Atlantic river systems
ⓘ
Ribeira de Iguape River basin NERFINISHED ⓘ |
| region | Vale do Ribeira NERFINISHED ⓘ |
| sourceLocation | State of Paraná NERFINISHED ⓘ |
| usedFor |
fishing
ⓘ
irrigation ⓘ transportation ⓘ |
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: Ribeira de Iguape River Description of subject: The Ribeira de Iguape River is a major river in southeastern Brazil that flows through the states of São Paulo and Paraná before emptying into the Atlantic Ocean.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.