Brazil–Bolivia border region

E571767

frontier zone international 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.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (2)

Label	Occurrences
Bolivia–Brazil border	2
Brazil–Bolivia border region canonical	1

How this entity was disambiguated

This entity first appeared as the object of triple T6144390 — 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–Bolivia border region
Context triple: [Corumbá, locatedIn, Brazil–Bolivia border region]

A. 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.
B. Colombia–Venezuela border region
The Colombia–Venezuela border region is a politically sensitive and economically important frontier zone marked by dense river networks, active trade and migration routes, and frequent security and humanitarian challenges.
C. Chile–Bolivia border
The Chile–Bolivia border is the international boundary separating northern Chile from southwestern Bolivia, running through the Andes and encompassing high-altitude deserts and volcanic landscapes.
D. Gran Chaco
The Gran Chaco is a vast, sparsely populated lowland plain in central South America, known for its hot, semi-arid climate and dry forests spanning parts of Argentina, Paraguay, Bolivia, and Brazil.
E. 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.
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–Bolivia border region
Target entity description: 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.

A. 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.
B. Colombia–Venezuela border region
The Colombia–Venezuela border region is a politically sensitive and economically important frontier zone marked by dense river networks, active trade and migration routes, and frequent security and humanitarian challenges.
C. Chile–Bolivia border
The Chile–Bolivia border is the international boundary separating northern Chile from southwestern Bolivia, running through the Andes and encompassing high-altitude deserts and volcanic landscapes.
D. Gran Chaco
The Gran Chaco is a vast, sparsely populated lowland plain in central South America, known for its hot, semi-arid climate and dry forests spanning parts of Argentina, Paraguay, Bolivia, and Brazil.
E. 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.
F. None of above. chosen

Statements (50)

Predicate	Object
instanceOf	frontier zone ⓘ international border region ⓘ
characterizedBy	cattle ranching areas ⓘ extensive wetlands ⓘ informal trade routes ⓘ river-based transport routes ⓘ sparsely populated settlements ⓘ tropical and subtropical climate ⓘ
containsEcosystem	gallery forests ⓘ riverine wetlands ⓘ seasonally flooded savanna ⓘ
countryBorderBetween	Bolivia NERFINISHED ⓘ Brazil NERFINISHED ⓘ
hasBorderLength	approximately 3400 km ⓘ
hasEconomicActivity	cattle ranching ⓘ cross-border trade ⓘ fishing ⓘ river transport services ⓘ
hasEnvironmentalSignificance	part of the Pantanal, one of the world’s largest tropical wetlands ⓘ
hasImportantBorderCrossing	Cobija–Brasiléia crossing NERFINISHED ⓘ Cobija–Epitaciolândia crossing NERFINISHED ⓘ Corumbá–Puerto Quijarro crossing NERFINISHED ⓘ Guajará-Mirim–Guayaramerín crossing NERFINISHED ⓘ San Matías–Corixa crossing NERFINISHED ⓘ
hasMajorCityOnBorder	Brasiléia NERFINISHED ⓘ Cobija NERFINISHED ⓘ Corixa NERFINISHED ⓘ Corumbá NERFINISHED ⓘ Epitaciolândia NERFINISHED ⓘ Guajará-Mirim NERFINISHED ⓘ Puerto Quijarro NERFINISHED ⓘ
hasMajorRiverSystem	Abunã River NERFINISHED ⓘ Acre River NERFINISHED ⓘ Guaporé River NERFINISHED ⓘ Iténez River NERFINISHED ⓘ Madeira River NERFINISHED ⓘ Mamore River NERFINISHED ⓘ Paraguay River NERFINISHED ⓘ
hasMajorWetland	Pantanal NERFINISHED ⓘ
hasMajorWetlandSubregion	Pantanal of Corumbá NERFINISHED ⓘ
hasTransportInfrastructure	Corumbá–Santa Cruz railway corridor NERFINISHED ⓘ Trans-Pantanal road links near Corumbá ⓘ
locatedInContinent	South America ⓘ
partlyLocatedIn	Bolivian department of Beni NERFINISHED ⓘ Bolivian department of Pando NERFINISHED ⓘ Bolivian department of Santa Cruz NERFINISHED ⓘ Brazilian state of Acre NERFINISHED ⓘ Brazilian state of Mato Grosso NERFINISHED ⓘ Brazilian state of Mato Grosso do Sul NERFINISHED ⓘ Brazilian state of Rondônia NERFINISHED ⓘ

How these facts were elicited

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Corumbá → locatedIn → Brazil–Bolivia border region ⓘ

Guayaramerín → locatedNear → Brazil–Bolivia border region ⓘ

this entity surface form: Bolivia–Brazil border

Iténez River → borderRegion → Brazil–Bolivia border region ⓘ