Tocantins–Araguaia Basin
E1159603
UNEXPLORED
The Tocantins–Araguaia Basin is a major river basin in central and northern Brazil, encompassing the Tocantins and Araguaia river systems and playing a key role in regional hydrology, ecology, and hydroelectric power generation.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Tocantins River region | 2 |
| Tocantins–Araguaia Basin canonical | 2 |
| Tocantins–Araguaia basin | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T15429565 — 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: Tocantins–Araguaia Basin Context triple: [Araguaia River, drainageBasin, Tocantins–Araguaia Basin]
-
A.
Brazil Basin
The Brazil Basin is a deep oceanic basin in the western South Atlantic characterized by extensive abyssal plains and significant deep-water circulation.
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B.
Negro River basin
The Negro River basin is a major sub-basin of the Amazon system, encompassing the vast drainage area of the Rio Negro and its tributaries in northern South America.
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C.
Paraná–Paraguay Basin
The Paraná–Paraguay Basin is a major South American river basin encompassing extensive freshwater ecosystems across parts of Brazil, Paraguay, Argentina, and neighboring countries.
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D.
Rio Pardo basin
The Rio Pardo basin is a river drainage system in the state of Rio Grande do Sul, Brazil, encompassing municipalities such as Santa Cruz do Sul and supporting regional agriculture and settlements.
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E.
Araguaia wetlands
The Araguaia wetlands are an extensive floodplain ecosystem in central Brazil, known for their rich biodiversity and seasonal inundation along the Araguaia River.
- 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: Tocantins–Araguaia Basin Target entity description: The Tocantins–Araguaia Basin is a major river basin in central and northern Brazil, encompassing the Tocantins and Araguaia river systems and playing a key role in regional hydrology, ecology, and hydroelectric power generation.
-
A.
Brazil Basin
The Brazil Basin is a deep oceanic basin in the western South Atlantic characterized by extensive abyssal plains and significant deep-water circulation.
-
B.
Negro River basin
The Negro River basin is a major sub-basin of the Amazon system, encompassing the vast drainage area of the Rio Negro and its tributaries in northern South America.
-
C.
Paraná–Paraguay Basin
The Paraná–Paraguay Basin is a major South American river basin encompassing extensive freshwater ecosystems across parts of Brazil, Paraguay, Argentina, and neighboring countries.
-
D.
Rio Pardo basin
The Rio Pardo basin is a river drainage system in the state of Rio Grande do Sul, Brazil, encompassing municipalities such as Santa Cruz do Sul and supporting regional agriculture and settlements.
-
E.
Araguaia wetlands
The Araguaia wetlands are an extensive floodplain ecosystem in central Brazil, known for their rich biodiversity and seasonal inundation along the Araguaia River.
- F. None of above. chosen
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Tocantins–Araguaia Basin
linked to: Tocantins–Araguaia Basin
linked to: Tocantins–Araguaia Basin