Ijuí River
E302377
The Ijuí River is a significant waterway in southern Brazil that contributes to the Uruguay River basin and supports regional ecosystems and human activities.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ijuí River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1567846 — 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: Ijuí River Context triple: [Uruguay River, majorTributary, Ijuí 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.
Taquari River
The Taquari River is a significant waterway in central-western Brazil that flows through the Pantanal wetlands before joining the Paraguay River.
-
C.
Tietê River
The Tietê River is a significant waterway in southeastern Brazil that flows across the state of São Paulo and plays a key role in the region’s ecology, economy, and urban landscape.
-
D.
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.
-
E.
Ipiranga River
The Ipiranga River is a historically significant waterway in São Paulo, Brazil, best known as the site where Dom Pedro I proclaimed Brazil’s independence in 1822.
- 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: Ijuí River Target entity description: The Ijuí River is a significant waterway in southern Brazil that contributes to the Uruguay River basin and supports regional ecosystems and human activities.
-
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.
Taquari River
The Taquari River is a significant waterway in central-western Brazil that flows through the Pantanal wetlands before joining the Paraguay River.
-
C.
Tietê River
The Tietê River is a significant waterway in southeastern Brazil that flows across the state of São Paulo and plays a key role in the region’s ecology, economy, and urban landscape.
-
D.
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.
-
E.
Ipiranga River
The Ipiranga River is a historically significant waterway in São Paulo, Brazil, best known as the site where Dom Pedro I proclaimed Brazil’s independence in 1822.
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Brazil ⓘ |
| contributesTo |
Uruguay River discharge
ⓘ
local fisheries ⓘ regional water supply ⓘ |
| country | Brazil ⓘ |
| flowsThrough | Rio Grande do Sul ⓘ |
| hasBasinFunction |
runoff collection
ⓘ
sediment transport ⓘ |
| hasEcologicalRole |
aquatic habitat
ⓘ
riparian habitat ⓘ |
| hasHydrologicalRole | regional drainage ⓘ |
| hasLanguageOfToponym | Portuguese ⓘ |
| hasMouthIn | Uruguay River ⓘ |
| hasRegionalImportance |
Rio Grande do Sul state
ⓘ
linked to:
Rio Grande do Sul
|
| locatedIn |
Rio Grande do Sul
ⓘ
southern Brazil ⓘ |
| locatedOnContinent | South America ⓘ |
| partOf |
South American river system
ⓘ
Uruguay River basin ⓘ
linked to:
Uruguay River
|
| supports |
human activities
ⓘ
regional ecosystems ⓘ |
| tributaryOf | Uruguay River ⓘ |
| usedFor |
fishing
ⓘ
irrigation ⓘ transportation ⓘ |
| watercourseType | freshwater river ⓘ |
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: Ijuí River Description of subject: The Ijuí River is a significant waterway in southern Brazil that contributes to the Uruguay River basin and supports regional ecosystems and human activities.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.