Paranapanema River (section)
E748692
The Paranapanema River is a major watercourse in southeastern Brazil that forms part of the border between the states of São Paulo and Paraná and is an important tributary of the Paraná River.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Paranapanema River (section) canonical | 1 |
| Paranapanema River basin (downstream via Paraná River system) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8655921 — 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: Paranapanema River (section) Context triple: [Paraná (state), contains, Paranapanema River (section)]
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A.
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.
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B.
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.
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C.
Itaguaré River
The Itaguaré River is a coastal river in the municipality of Bertioga, São Paulo, Brazil, known for its preserved natural surroundings and importance to local ecosystems and tourism.
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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.
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E.
Gilão River
The Gilão River is a waterway in Portugal’s Algarve region that flows through the historic town of Tavira before reaching the Atlantic Ocean.
- 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: Paranapanema River (section) Target entity description: The Paranapanema River is a major watercourse in southeastern Brazil that forms part of the border between the states of São Paulo and Paraná and is an important tributary of the Paraná River.
-
A.
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.
-
B.
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.
-
C.
Itaguaré River
The Itaguaré River is a coastal river in the municipality of Bertioga, São Paulo, Brazil, known for its preserved natural surroundings and importance to local ecosystems and tourism.
-
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.
Gilão River
The Gilão River is a waterway in Portugal’s Algarve region that flows through the historic town of Tavira before reaching the Atlantic Ocean.
- F. None of above. chosen
Statements (30)
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: Paranapanema River (section) Description of subject: The Paranapanema River is a major watercourse in southeastern Brazil that forms part of the border between the states of São Paulo and Paraná and is an important tributary of the Paraná River.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Paraná state
linked to: Paranapanema River (section)