Rio Negro
E1091595
UNEXPLORED
Rio Negro is a river in southern Brazil that flows through the state of Santa Catarina and serves as an important regional waterway.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Rio Negro canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T14199852 — 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: Rio Negro Context triple: [Mafra, Santa Catarina, Brazil, locatedOnRiver, Rio Negro]
-
A.
Rio Negro
Rio Negro is a major blackwater river in South America that flows through Colombia, Venezuela, and Brazil before joining the Amazon River.
-
B.
Amazon River
The Amazon River is one of the world's longest and largest rivers by discharge, flowing across northern South America through the Amazon rainforest and into the Atlantic Ocean.
-
C.
Juruena River
The Juruena River is a major waterway in west-central Brazil that forms part of the upper Amazon basin and helps define the border between the states of Mato Grosso and Amazonas.
-
D.
Amazonas
Amazonas is a vast state in northwestern Brazil, largely covered by the Amazon rainforest and known for its immense biodiversity and the city of Manaus.
-
E.
Amazonas
Amazonas is a vast, sparsely populated department in southern Colombia known for its dense Amazon rainforest, rich biodiversity, and access to the Amazon 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: Rio Negro Target entity description: Rio Negro is a river in southern Brazil that flows through the state of Santa Catarina and serves as an important regional waterway.
-
A.
Rio Negro
Rio Negro is a major blackwater river in South America that flows through Colombia, Venezuela, and Brazil before joining the Amazon River.
-
B.
Amazon River
The Amazon River is one of the world's longest and largest rivers by discharge, flowing across northern South America through the Amazon rainforest and into the Atlantic Ocean.
-
C.
Juruena River
The Juruena River is a major waterway in west-central Brazil that forms part of the upper Amazon basin and helps define the border between the states of Mato Grosso and Amazonas.
-
D.
Amazonas
Amazonas is a vast state in northwestern Brazil, largely covered by the Amazon rainforest and known for its immense biodiversity and the city of Manaus.
-
E.
Amazonas
Amazonas is a vast, sparsely populated department in southern Colombia known for its dense Amazon rainforest, rich biodiversity, and access to the Amazon River.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.