Ji-Paraná River
E501336
The Ji-Paraná River is a significant waterway in the Brazilian state of Rondônia, known for draining large areas of the Amazon rainforest and supporting regional biodiversity and human settlements.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ji-Paraná River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4990649 — 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: Ji-Paraná River Context triple: [Madeira River, tributary, Ji-Paraná River]
-
A.
Guaporé River
The Guaporé River is a major South American waterway forming part of the Brazil–Bolivia border and contributing significantly to the Amazon Basin’s drainage system.
-
B.
Apaporis River
The Apaporis River is a remote, biodiverse waterway in the Colombian Amazon known for its rich indigenous cultures and largely untouched rainforest surroundings.
-
C.
Tapajós River
The Tapajós River is a large clearwater river in northern Brazil that flows through the Amazon rainforest and is one of the Amazon River’s most significant tributaries.
-
D.
Paranaíba River
The Paranaíba River is a major river in central Brazil that forms part of the upper Paraná River basin and serves as an important waterway for agriculture, hydroelectric power, and regional ecosystems.
-
E.
Japurá River
The Japurá River is a long, sediment-rich river in western Amazonia that flows from Colombia into Brazil, contributing significantly to the water volume and ecological complexity of the Amazon basin.
- 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: Ji-Paraná River Target entity description: The Ji-Paraná River is a significant waterway in the Brazilian state of Rondônia, known for draining large areas of the Amazon rainforest and supporting regional biodiversity and human settlements.
-
A.
Guaporé River
The Guaporé River is a major South American waterway forming part of the Brazil–Bolivia border and contributing significantly to the Amazon Basin’s drainage system.
-
B.
Apaporis River
The Apaporis River is a remote, biodiverse waterway in the Colombian Amazon known for its rich indigenous cultures and largely untouched rainforest surroundings.
-
C.
Tapajós River
The Tapajós River is a large clearwater river in northern Brazil that flows through the Amazon rainforest and is one of the Amazon River’s most significant tributaries.
-
D.
Paranaíba River
The Paranaíba River is a major river in central Brazil that forms part of the upper Paraná River basin and serves as an important waterway for agriculture, hydroelectric power, and regional ecosystems.
-
E.
Japurá River
The Japurá River is a long, sediment-rich river in western Amazonia that flows from Colombia into Brazil, contributing significantly to the water volume and ecological complexity of the Amazon basin.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
geographical feature
ⓘ
river ⓘ |
| alsoKnownAs | Machado River NERFINISHED ⓘ |
| basinCountry | Brazil NERFINISHED ⓘ |
| climate | tropical humid ⓘ |
| country | Brazil ⓘ |
| drainageBasin | Amazon rainforest NERFINISHED ⓘ |
| flowsNear | city of Ji-Paraná NERFINISHED ⓘ |
| flowsThrough | Rondônia NERFINISHED ⓘ |
| hasBiodiversity |
Amazonian fish species
ⓘ
riparian forest fauna ⓘ |
| hasEcologicalSignificance |
high biodiversity
ⓘ
important aquatic habitats ⓘ |
| hasEnvironmentalIssues |
deforestation in its basin
ⓘ
water quality impacts from land use change ⓘ |
| hasSourceRegion | central Rondônia ⓘ |
| isInHemisphere |
Southern Hemisphere
NERFINISHED
ⓘ
Western Hemisphere NERFINISHED ⓘ |
| locatedIn |
North Region of Brazil
NERFINISHED
ⓘ
Rondônia NERFINISHED ⓘ |
| mouthOf | Madeira River NERFINISHED ⓘ |
| namedAfter | city of Ji-Paraná NERFINISHED ⓘ |
| partOf |
Amazon Basin
NERFINISHED
ⓘ
Brazilian Amazon NERFINISHED ⓘ |
| regionType | tropical rainforest ⓘ |
| supports |
human settlements
ⓘ
regional biodiversity ⓘ |
| tributaryOf | Madeira River NERFINISHED ⓘ |
| usedFor |
fishing
ⓘ
local subsistence ⓘ 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: Ji-Paraná River Description of subject: The Ji-Paraná River is a significant waterway in the Brazilian state of Rondônia, known for draining large areas of the Amazon rainforest and supporting regional biodiversity and human settlements.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.