Canoas River
E823226
The Canoas River is a significant waterway in southern Brazil that joins with the Pelotas River to form the Uruguay River, an important river of the Southern Cone.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Canoas River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9812638 — 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: Canoas River Context triple: [Pelotas River, confluenceWith, Canoas River]
-
A.
Pelotas River
The Pelotas River is a significant river in southern Brazil that forms part of the Uruguay River system and helps define sections of the border between Brazilian states.
-
B.
Magé River
The Magé River is a watercourse in the state of Rio de Janeiro, Brazil, that flows through the municipality of Magé before emptying into Guanabara Bay.
-
C.
Paranoá River
The Paranoá River is a watercourse in Brazil’s Federal District that feeds and helps sustain the artificial Paranoá Lake near Brasília.
-
D.
Carrao River
The Carrao River is a river in southeastern Venezuela that flows through Canaima National Park and is known for feeding Angel Falls, the world’s tallest uninterrupted waterfall.
-
E.
Cravo Sur River
The Cravo Sur River is a significant waterway in eastern Colombia that flows through the Llanos region, supporting local ecosystems and communities in the Casanare area.
- 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: Canoas River Target entity description: The Canoas River is a significant waterway in southern Brazil that joins with the Pelotas River to form the Uruguay River, an important river of the Southern Cone.
-
A.
Pelotas River
The Pelotas River is a significant river in southern Brazil that forms part of the Uruguay River system and helps define sections of the border between Brazilian states.
-
B.
Magé River
The Magé River is a watercourse in the state of Rio de Janeiro, Brazil, that flows through the municipality of Magé before emptying into Guanabara Bay.
-
C.
Paranoá River
The Paranoá River is a watercourse in Brazil’s Federal District that feeds and helps sustain the artificial Paranoá Lake near Brasília.
-
D.
Carrao River
The Carrao River is a river in southeastern Venezuela that flows through Canaima National Park and is known for feeding Angel Falls, the world’s tallest uninterrupted waterfall.
-
E.
Cravo Sur River
The Cravo Sur River is a significant waterway in eastern Colombia that flows through the Llanos region, supporting local ecosystems and communities in the Casanare area.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Brazil NERFINISHED ⓘ |
| confluenceWith | Pelotas River NERFINISHED ⓘ |
| continent | South America ⓘ |
| country | Brazil ⓘ |
| flowsThrough | Santa Catarina Plateau NERFINISHED ⓘ |
| forms | Uruguay River NERFINISHED ⓘ |
| hasPart |
lower course
ⓘ
middle course ⓘ upper course ⓘ |
| joins | Pelotas River NERFINISHED ⓘ |
| languageOfName | Portuguese ⓘ |
| locatedIn |
State of Santa Catarina
NERFINISHED
ⓘ
southern Brazil NERFINISHED ⓘ |
| mouthCountry | Brazil NERFINISHED ⓘ |
| mouthLocation | confluence with Pelotas River ⓘ |
| nameInPortuguese | Rio Canoas NERFINISHED ⓘ |
| partOf | Uruguay River basin NERFINISHED ⓘ |
| region | Southern Cone NERFINISHED ⓘ |
| significance |
important waterway in southern Brazil
ⓘ
major tributary in the Uruguay River system ⓘ |
| tributaryOf | Uruguay River NERFINISHED ⓘ |
| usedFor |
fishing
ⓘ
hydroelectric power generation ⓘ 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: Canoas River Description of subject: The Canoas River is a significant waterway in southern Brazil that joins with the Pelotas River to form the Uruguay River, an important river of the Southern Cone.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.