Maracanã River
E209274
The Maracanã River is a waterway in Rio de Janeiro, Brazil, that runs through the city near the famous Maracanã Stadium.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Maracanã River canonical | 2 |
| Rio Maracanã (Portuguese) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1876735 — 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: Maracanã River Context triple: [Maracanã Stadium, locatedNextTo, Maracanã River]
-
A.
Carioca River
The Carioca River is a small urban waterway in Rio de Janeiro, Brazil, historically important as a source of fresh water for the city and now known for running through the Tijuca Forest and into Guanabara Bay.
-
B.
Rio Hato
Rio Hato is a coastal area in Panama known for its airfield, which was a key target during the U.S. invasion of Panama in Operation Just Cause.
-
C.
Madeira River
The Madeira River is one of the largest and most significant rivers in South America, flowing through Bolivia and Brazil and playing a key role in the Amazon Basin’s ecology, transport, and hydroelectric power generation.
-
D.
Rio
Rio is a 2011 animated adventure-comedy film set in Brazil that follows a domesticated macaw’s journey of self-discovery amid vibrant music and colorful Rio de Janeiro scenery.
-
E.
Rio
Rio is a young, talented hacker and one of the central robbers in the Spanish television series "Money Heist" (La Casa de Papel).
- 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: Maracanã River Target entity description: The Maracanã River is a waterway in Rio de Janeiro, Brazil, that runs through the city near the famous Maracanã Stadium.
-
A.
Carioca River
The Carioca River is a small urban waterway in Rio de Janeiro, Brazil, historically important as a source of fresh water for the city and now known for running through the Tijuca Forest and into Guanabara Bay.
-
B.
Rio Hato
Rio Hato is a coastal area in Panama known for its airfield, which was a key target during the U.S. invasion of Panama in Operation Just Cause.
-
C.
Madeira River
The Madeira River is one of the largest and most significant rivers in South America, flowing through Bolivia and Brazil and playing a key role in the Amazon Basin’s ecology, transport, and hydroelectric power generation.
-
D.
Rio
Rio is a 2011 animated adventure-comedy film set in Brazil that follows a domesticated macaw’s journey of self-discovery amid vibrant music and colorful Rio de Janeiro scenery.
-
E.
Rio
Rio is a young, talented hacker and one of the central robbers in the Spanish television series "Money Heist" (La Casa de Papel).
- F. None of above. chosen
Statements (17)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| continent | South America ⓘ |
| country | Brazil ⓘ |
| flowsThrough |
Rio de Janeiro (city)
ⓘ
linked to:
Rio de Janeiro
|
| hasMouthIn |
Guanabara Bay (region)
ⓘ
linked to:
Guanabara Bay
|
| hasNameInLanguage |
Rio Maracanã (Portuguese)
ⓘ
linked to:
Maracanã River
|
| languageOfName | Portuguese ⓘ |
| locatedIn |
Rio de Janeiro
ⓘ
Rio de Janeiro (city) ⓘ
linked to:
Rio de Janeiro
Rio de Janeiro (state) ⓘ
linked to:
State of Rio de Janeiro
|
| locatedInMunicipality |
Municipality of Rio de Janeiro
ⓘ
linked to:
Municipal Government of Rio de Janeiro
|
| locatedInTimeZone | UTC−03:00 ⓘ |
| near |
Maracanã Stadium
ⓘ
Maracanã neighborhood ⓘ |
| partOf | hydrographic network of Rio de Janeiro ⓘ |
| urbanRiver | true ⓘ |
| usedFor | urban drainage ⓘ |
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: Maracanã River Description of subject: The Maracanã River is a waterway in Rio de Janeiro, Brazil, that runs through the city near the famous Maracanã Stadium.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Maracanã River