Brazil–Paraguay border
E583988
The Brazil–Paraguay border is an international boundary in South America that runs largely through river systems and connects Brazil’s state of Paraná with eastern Paraguay, serving as a key corridor for trade, energy production, and regional integration.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Brazil–Paraguay border canonical | 2 |
| Paraguay–Brazil border region | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6289240 — 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: Brazil–Paraguay border Context triple: [Iguazu River, borderSectionForms, Brazil–Paraguay border]
-
A.
Brazil–Argentina border
The Brazil–Argentina border is an international boundary in South America that runs largely through rainforest and river regions, including the famous Iguazu Falls area.
-
B.
Brazil–Peru border
The Brazil–Peru border is an international boundary in western South America that runs largely through remote Amazon rainforest regions, separating northern Brazil from eastern Peru.
-
C.
Brazil–Bolivia border region
The Brazil–Bolivia border region is a sparsely populated frontier area characterized by extensive wetlands, river systems, and trade routes, notably around the city of Corumbá in the Pantanal.
-
D.
Argentina–Chile border
The Argentina–Chile border is a long, mountainous international boundary running mostly along the Andes that separates the South American countries of Argentina and Chile.
-
E.
Peru–Chile border
The Peru–Chile border is the international boundary separating southern Peru from northern Chile, running from the Pacific coast near Arica inland through the Atacama Desert and Andean highlands.
- 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: Brazil–Paraguay border Target entity description: The Brazil–Paraguay border is an international boundary in South America that runs largely through river systems and connects Brazil’s state of Paraná with eastern Paraguay, serving as a key corridor for trade, energy production, and regional integration.
-
A.
Brazil–Argentina border
The Brazil–Argentina border is an international boundary in South America that runs largely through rainforest and river regions, including the famous Iguazu Falls area.
-
B.
Brazil–Peru border
The Brazil–Peru border is an international boundary in western South America that runs largely through remote Amazon rainforest regions, separating northern Brazil from eastern Peru.
-
C.
Brazil–Bolivia border region
The Brazil–Bolivia border region is a sparsely populated frontier area characterized by extensive wetlands, river systems, and trade routes, notably around the city of Corumbá in the Pantanal.
-
D.
Argentina–Chile border
The Argentina–Chile border is a long, mountainous international boundary running mostly along the Andes that separates the South American countries of Argentina and Chile.
-
E.
Peru–Chile border
The Peru–Chile border is the international boundary separating southern Peru from northern Chile, running from the Pacific coast near Arica inland through the Atacama Desert and Andean highlands.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
international border
ⓘ
political boundary ⓘ |
| adjacentToBrazilianState |
Mato Grosso do Sul
NERFINISHED
ⓘ
Paraná NERFINISHED ⓘ |
| adjacentToParaguayanDepartment |
Alto Paraná Department
NERFINISHED
ⓘ
Amambay Department NERFINISHED ⓘ Canindeyú Department NERFINISHED ⓘ Concepción Department NERFINISHED ⓘ Presidente Hayes Department NERFINISHED ⓘ |
| borderLengthApproxKm | 1365 ⓘ |
| borderLengthApproxMiles | 848 ⓘ |
| continent | South America ⓘ |
| countryOnSideA | Brazil NERFINISHED ⓘ |
| countryOnSideB | Paraguay NERFINISHED ⓘ |
| endsNear | confluence of Iguazu River and Paraná River ⓘ |
| followsNaturalFeature |
Apa River
NERFINISHED
ⓘ
Iguazu River NERFINISHED ⓘ Monday River NERFINISHED ⓘ Paraná River NERFINISHED ⓘ Rio Branco NERFINISHED ⓘ |
| governedByTreaty |
Treaty of Itaipu
NERFINISHED
ⓘ
boundary agreements between Brazil and Paraguay ⓘ |
| hasBorderCrossing |
Foz do Iguaçu–Ciudad del Este
NERFINISHED
ⓘ
Mundo Novo–Salto del Guairá NERFINISHED ⓘ Ponta Porã–Pedro Juan Caballero NERFINISHED ⓘ Porto Murtinho–Carmelo Peralta NERFINISHED ⓘ |
| hasBorderSegmentIn |
Pantanal region
NERFINISHED
ⓘ
Paraná River basin ⓘ |
| hasCityPair |
Foz do Iguaçu–Ciudad del Este
NERFINISHED
ⓘ
Mundo Novo–Salto del Guairá NERFINISHED ⓘ Ponta Porã–Pedro Juan Caballero NERFINISHED ⓘ Porto Murtinho–Carmelo Peralta NERFINISHED ⓘ |
| hasEconomicRole |
corridor for Brazilian exports to Paraguay
ⓘ
corridor for Paraguayan re-exports to Brazil ⓘ |
| hasHydroelectricDam |
Itaipu Binacional
NERFINISHED
ⓘ
Itaipu Dam NERFINISHED ⓘ |
| hasIssue |
environmental management of shared river basins
ⓘ
smuggling and informal cross-border trade ⓘ |
| hasMajorBridge |
Friendship Bridge
NERFINISHED
ⓘ
International Bridge of Porto Murtinho–Carmelo Peralta NERFINISHED ⓘ Second International Bridge of the Paraná River NERFINISHED ⓘ |
| locatedInRegion | Southern Cone NERFINISHED ⓘ |
| nearProtectedArea |
Iguaçu National Park
NERFINISHED
ⓘ
Itaipu Biological Reserve NERFINISHED ⓘ |
| nearTouristAttraction | Iguazu Falls NERFINISHED ⓘ |
| partOf | Brazil–Paraguay relations NERFINISHED ⓘ |
| separatesCountry |
Brazil
NERFINISHED
ⓘ
Paraguay NERFINISHED ⓘ |
| startsNear | confluence of Rio Apa and Paraguay River ⓘ |
| usedFor |
energy production
ⓘ
international trade ⓘ regional integration ⓘ |
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: Brazil–Paraguay border Description of subject: The Brazil–Paraguay border is an international boundary in South America that runs largely through river systems and connects Brazil’s state of Paraná with eastern Paraguay, serving as a key corridor for trade, energy production, and regional integration.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Paraguay–Brazil border region