Acaraú River
E626146
The Acaraú River is a significant waterway in the state of Ceará in northeastern Brazil, supporting local agriculture, fishing, and nearby communities along its course to the Atlantic Ocean.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Acaraú River canonical | 3 |
| Rio Acaraú | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6242611 — 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: Acaraú River Context triple: [Acaraú, hasRiver, Acaraú River]
-
A.
Sombreiro River
The Sombreiro River is a significant waterway in southern Nigeria that flows through the Niger Delta region, supporting local transportation, fishing, and agriculture.
-
B.
Tamanduateí River
The Tamanduateí River is an important urban river in the São Paulo metropolitan region of Brazil, flowing through the city and joining the Tietê River.
-
C.
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.
-
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.
Araguari River
The Araguari River is a significant waterway in central Brazil that flows through the state of Minas Gerais and contributes to the Paraná River 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: Acaraú River Target entity description: The Acaraú River is a significant waterway in the state of Ceará in northeastern Brazil, supporting local agriculture, fishing, and nearby communities along its course to the Atlantic Ocean.
-
A.
Sombreiro River
The Sombreiro River is a significant waterway in southern Nigeria that flows through the Niger Delta region, supporting local transportation, fishing, and agriculture.
-
B.
Tamanduateí River
The Tamanduateí River is an important urban river in the São Paulo metropolitan region of Brazil, flowing through the city and joining the Tietê River.
-
C.
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.
-
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.
Araguari River
The Araguari River is a significant waterway in central Brazil that flows through the state of Minas Gerais and contributes to the Paraná River basin.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Brazil ⓘ |
| country | Brazil ⓘ |
| drainageBasinLocatedIn | semi-arid region of Ceará ⓘ |
| emptiesNear |
Acaraú, Ceará
ⓘ
linked to:
Acaraú
Camocim, Ceará ⓘ
linked to:
city of Camocim
|
| flowsInto | Atlantic Ocean ⓘ |
| hasEconomicRole |
local transport (small boats)
ⓘ
regional agriculture ⓘ regional fisheries ⓘ |
| hasLanguageRegion | Portuguese-speaking area ⓘ |
| hasLocalName |
Rio Acaraú
ⓘ
linked to:
Acaraú River
|
| influences |
coastal environments near its mouth
ⓘ
local ecosystems ⓘ riparian vegetation ⓘ |
| isSubjectOf |
regional water management policies
ⓘ
studies on water scarcity in Ceará ⓘ |
| locatedIn |
State of Ceará
ⓘ
linked to:
Ceará
northern Ceará ⓘ |
| locatedInRegion | Northeast Region of Brazil ⓘ |
| mouth | Atlantic Ocean ⓘ |
| partOf | hydrographic network of Ceará ⓘ |
| regionHasClimate | tropical semi-arid ⓘ |
| supports |
fishing
ⓘ
local agriculture ⓘ nearby communities ⓘ |
| usedFor |
irrigation
ⓘ
small-scale fishing ⓘ |
| waterUsedBy |
rural communities
ⓘ
small towns along its course ⓘ |
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: Acaraú River Description of subject: The Acaraú River is a significant waterway in the state of Ceará in northeastern Brazil, supporting local agriculture, fishing, and nearby communities along its course to the Atlantic Ocean.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Acaraú River