River of Doubt
E565125
The River of Doubt, later renamed the Roosevelt River, is a remote and treacherous tributary of the Amazon in the Brazilian rainforest, famously explored by Theodore Roosevelt during his 1913–1914 expedition.
All labels observed (1)
| Label | Occurrences |
|---|---|
| River of Doubt canonical | 6 |
How this entity was disambiguated
This entity first appeared as the object of triple T6041094 — 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: River of Doubt Context triple: [Brazilian Wilderness (with Theodore Roosevelt), mainSubject, River of Doubt]
-
A.
Los Ríos
Los Ríos is an administrative region in southern Chile known for its rivers, lakes, and temperate rainforests.
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B.
Afromerica
"Afromerica" is a politically charged hip-hop track by the group Power that critiques systemic racism and social injustice in America.
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C.
Bosambo of the River
"Bosambo of the River" is a 1914 adventure novel by Edgar Wallace that continues the colonial exploits along the African river introduced in "Sanders of the River," focusing on the charismatic African chief Bosambo.
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D.
Bend of the River
Bend of the River is a 1952 American Western film directed by Anthony Mann and starring James Stewart, noted for its rugged frontier setting and themes of redemption and loyalty.
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E.
La Región Ribereña
La Región Ribereña is a border region in the Mexican state of Tamaulipas that encompasses riverfront municipalities along the Rio Grande, including Nuevo Laredo.
- 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: River of Doubt Target entity description: The River of Doubt, later renamed the Roosevelt River, is a remote and treacherous tributary of the Amazon in the Brazilian rainforest, famously explored by Theodore Roosevelt during his 1913–1914 expedition.
-
A.
Los Ríos
Los Ríos is an administrative region in southern Chile known for its rivers, lakes, and temperate rainforests.
-
B.
Afromerica
"Afromerica" is a politically charged hip-hop track by the group Power that critiques systemic racism and social injustice in America.
-
C.
Bosambo of the River
"Bosambo of the River" is a 1914 adventure novel by Edgar Wallace that continues the colonial exploits along the African river introduced in "Sanders of the River," focusing on the charismatic African chief Bosambo.
-
D.
Bend of the River
Bend of the River is a 1952 American Western film directed by Anthony Mann and starring James Stewart, noted for its rugged frontier setting and themes of redemption and loyalty.
-
E.
La Región Ribereña
La Región Ribereña is a border region in the Mexican state of Tamaulipas that encompasses riverfront municipalities along the Rio Grande, including Nuevo Laredo.
- F. None of above. chosen
Statements (32)
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: River of Doubt Description of subject: The River of Doubt, later renamed the Roosevelt River, is a remote and treacherous tributary of the Amazon in the Brazilian rainforest, famously explored by Theodore Roosevelt during his 1913–1914 expedition.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
River of Doubt
subject linked to:
River of Doubt
subject linked to:
River of Doubt, Brazil
subject linked to:
River of Doubt, Brazil
subject linked to:
River of Doubt, Brazil