Estrela River
E401659
The Estrela River is a watercourse in the state of Rio de Janeiro, Brazil, that flows into the Atlantic Ocean via Guanabara Bay.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Estrela River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1816480 — 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: Estrela River Context triple: [Guanabara Bay, hasRiverMouth, Estrela River]
-
A.
Day River
The Day River is a significant river in northern Vietnam that flows through several provinces, including Nam Dinh, and plays an important role in regional agriculture and water management.
-
B.
Yeso River
The Yeso River is a significant Andean watercourse in central Chile that feeds into the Maipo River and helps supply water to the Santiago metropolitan region.
-
C.
Linde River
The Linde River is a lesser-known watercourse in Russia that feeds into the major Siberian Lena River system.
-
D.
Emme River
The Emme River is a Swiss river flowing through the Emmental region and the Swiss Plateau, known for its picturesque valleys and historical flooding events.
-
E.
Ariguanabo River
The Ariguanabo River is a waterway in western Cuba that flows through the town of San Antonio de los Baños in Artemisa Province.
- 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: Estrela River Target entity description: The Estrela River is a watercourse in the state of Rio de Janeiro, Brazil, that flows into the Atlantic Ocean via Guanabara Bay.
-
A.
Day River
The Day River is a significant river in northern Vietnam that flows through several provinces, including Nam Dinh, and plays an important role in regional agriculture and water management.
-
B.
Yeso River
The Yeso River is a significant Andean watercourse in central Chile that feeds into the Maipo River and helps supply water to the Santiago metropolitan region.
-
C.
Linde River
The Linde River is a lesser-known watercourse in Russia that feeds into the major Siberian Lena River system.
-
D.
Emme River
The Emme River is a Swiss river flowing through the Emmental region and the Swiss Plateau, known for its picturesque valleys and historical flooding events.
-
E.
Ariguanabo River
The Ariguanabo River is a waterway in western Cuba that flows through the town of San Antonio de los Baños in Artemisa Province.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Brazil ⓘ |
| continent | South America ⓘ |
| country | Brazil ⓘ |
| dischargesInto |
Atlantic Ocean
ⓘ
Guanabara Bay ⓘ |
| flowsThrough | State of Rio de Janeiro ⓘ |
| hasMouthPosition | near Guanabara Bay shoreline ⓘ |
| hasWaterBodyType | freshwater river ⓘ |
| hydrologicalSystem | Guanabara Bay hydrographic system ⓘ |
| languageOfToponym | Portuguese ⓘ |
| locatedIn |
Brazilian coastal drainage system
ⓘ
Southeast Region, Brazil ⓘ
linked to:
Southeast Region of Brazil
State of Rio de Janeiro ⓘ |
| mouth |
Atlantic Ocean
ⓘ
Guanabara Bay ⓘ |
| nameMeaning | Star River (in Portuguese) ⓘ |
| partOf |
Guanabara Bay watershed
ⓘ
linked to:
Guanabara Bay
|
| region |
Metropolitan region of Rio de Janeiro
ⓘ
linked to:
Região Metropolitana do Rio de Janeiro
|
| watercourseType | coastal 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: Estrela River Description of subject: The Estrela River is a watercourse in the state of Rio de Janeiro, Brazil, that flows into the Atlantic Ocean via Guanabara Bay.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.