Río Tona Alto
E808219
Río Tona Alto is a river in the Santander department of Colombia that flows near the municipality of Piedecuesta and forms part of the region’s Andean watershed.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Río Tona Alto canonical | 1 |
| Río Tona Bajo | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8073993 — 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: Río Tona Alto Context triple: [Piedecuesta, locatedInOrNextToBodyOfWater, Río Tona Alto]
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A.
Río Lato
Río Lato is a river in Colombia associated with the municipality of Piedecuesta in the Santander Department.
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B.
Río Negro Alto
Río Negro Alto is a river in Colombia associated with the municipality of Piedecuesta in the Santander Department.
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C.
Río Chiquito
Río Chiquito is a river that serves as one of the tributaries feeding into Nicaragua’s Lake Xolotlán (Lake Managua).
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D.
Cañete River
The Cañete River is a major Peruvian river known for flowing from the high Andes to the Pacific Ocean, supporting agriculture and popular whitewater rafting in the Lima Region.
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E.
Río Reventazón
Río Reventazón is one of Costa Rica’s most important rivers, known for its hydroelectric dams, whitewater rafting, and role in draining the country’s Central Valley to the Caribbean Sea.
- 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: Río Tona Alto Target entity description: Río Tona Alto is a river in the Santander department of Colombia that flows near the municipality of Piedecuesta and forms part of the region’s Andean watershed.
-
A.
Río Lato
Río Lato is a river in Colombia associated with the municipality of Piedecuesta in the Santander Department.
-
B.
Río Negro Alto
Río Negro Alto is a river in Colombia associated with the municipality of Piedecuesta in the Santander Department.
-
C.
Río Chiquito
Río Chiquito is a river that serves as one of the tributaries feeding into Nicaragua’s Lake Xolotlán (Lake Managua).
-
D.
Cañete River
The Cañete River is a major Peruvian river known for flowing from the high Andes to the Pacific Ocean, supporting agriculture and popular whitewater rafting in the Lima Region.
-
E.
Río Reventazón
Río Reventazón is one of Costa Rica’s most important rivers, known for its hydroelectric dams, whitewater rafting, and role in draining the country’s Central Valley to the Caribbean Sea.
- F. None of above. chosen
Statements (15)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Colombia NERFINISHED ⓘ |
| continent | South America ⓘ |
| country | Colombia ⓘ |
| drainageBasin | Andean drainage basin of Santander ⓘ |
| hasPart | upper course of Río Tona near Piedecuesta ⓘ |
| locatedInAdministrativeTerritorialEntity |
Departamento de Santander
NERFINISHED
ⓘ
Municipio de Piedecuesta NERFINISHED ⓘ Región Andina de Colombia NERFINISHED ⓘ |
| locatedInMountainRange | Andes NERFINISHED ⓘ |
| locatedInOrNextToBodyOfWater | Río Tona NERFINISHED ⓘ |
| mouthLocatedInOrNextTo | Santander river system ⓘ |
| near | Piedecuesta NERFINISHED ⓘ |
| partOf | Andean watershed ⓘ |
| watercourseThrough | rural area of Piedecuesta municipality ⓘ |
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: Río Tona Alto Description of subject: Río Tona Alto is a river in the Santander department of Colombia that flows near the municipality of Piedecuesta and forms part of the region’s Andean watershed.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Río Tona Bajo