Atibaia River
E1020323
The Atibaia River is a watercourse in the state of São Paulo, Brazil, that flows through several municipalities and contributes to the region’s water supply and local ecosystems.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Atibaia River canonical | 2 |
| Confluence with Atibaia River | 1 |
| Rio Atibaia | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12312390 — 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: Atibaia River Context triple: [Americana, hasRiver, Atibaia River]
-
A.
Canoas River
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.
-
B.
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.
-
C.
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.
-
D.
Paranoá River
The Paranoá River is a watercourse in Brazil’s Federal District that feeds and helps sustain the artificial Paranoá Lake near Brasília.
-
E.
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.
- 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: Atibaia River Target entity description: The Atibaia River is a watercourse in the state of São Paulo, Brazil, that flows through several municipalities and contributes to the region’s water supply and local ecosystems.
-
A.
Canoas River
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.
-
B.
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.
-
C.
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.
-
D.
Paranoá River
The Paranoá River is a watercourse in Brazil’s Federal District that feeds and helps sustain the artificial Paranoá Lake near Brasília.
-
E.
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.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
river
ⓘ
watercourse ⓘ |
| borderOf | municipal boundaries in parts of São Paulo state ⓘ |
| continent | South America ⓘ |
| contributesTo | local ecosystems in São Paulo state ⓘ |
| country | Brazil ⓘ |
| drainageBasin |
Upper Tietê basin
ⓘ
linked to:
Tietê River basin
|
| flowsInDirection | generally southwest to west (toward the Tietê River) ⓘ |
| flowsThrough |
Atibaia
ⓘ
Bragança Paulista ⓘ Campinas ⓘ Jaguariúna ⓘ Valinhos ⓘ Vinhedo ⓘ |
| hasCatchmentArea | part of the water supply system for Campinas region ⓘ |
| hasEconomicImportance |
supports agriculture in its basin
ⓘ
supports urban development in its basin ⓘ |
| hasEnvironmentalIssue |
water pollution risk from agricultural runoff
ⓘ
water pollution risk from industrial activities ⓘ water pollution risk from urban areas ⓘ |
| hasFloodRisk | seasonal flooding in adjacent low-lying areas ⓘ |
| hasHydrologicalFunction |
contributes to regional groundwater recharge
ⓘ
surface water resource for Metropolitan Region of Campinas ⓘ |
| hasNameInLanguage |
Rio Atibaia
ⓘ
linked to:
Atibaia River
|
| hasRecreationalUse |
boating
ⓘ
fishing ⓘ riverside leisure activities ⓘ |
| hasRole | source of drinking water for municipalities in São Paulo state ⓘ |
| isManagedBy | São Paulo state environmental agencies ⓘ |
| isMonitoredFor |
industrial effluents
ⓘ
levels of domestic sewage contamination ⓘ water quality parameters such as turbidity and dissolved oxygen ⓘ |
| isPartOf | regional water security planning for São Paulo state ⓘ |
| isSubjectOf | water quality monitoring programs in São Paulo state ⓘ |
| languageOfToponym | Portuguese ⓘ |
| locatedIn |
Southeast Region of Brazil
ⓘ
State of São Paulo ⓘ
linked to:
state of São Paulo
|
| mouthOf | Tietê River ⓘ |
| partOf |
Piracicaba–Capivari–Jundiaí river system
ⓘ
linked to:
Piracicaba River
Tietê River basin ⓘ |
| regulates | local microclimate along its course ⓘ |
| supports |
aquatic biodiversity
ⓘ
fish populations used in local fisheries ⓘ riparian vegetation ⓘ |
| usedFor |
irrigation
ⓘ
public water supply ⓘ recreation ⓘ |
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: Atibaia River Description of subject: The Atibaia River is a watercourse in the state of São Paulo, Brazil, that flows through several municipalities and contributes to the region’s water supply and local ecosystems.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Atibaia River
linked to: Atibaia River