Valle Nacional River
E634400
The Valle Nacional River is a river in the Mexican state of Oaxaca that forms part of the Papaloapan basin and drains the mountainous, forested regions of the Sierra Madre de Oaxaca.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Valle Nacional River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6408004 — 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: Valle Nacional River Context triple: [Papaloapan River, tributary, Valle Nacional River]
-
A.
Bermejo River
The Bermejo River is a major South American waterway flowing through Bolivia and Argentina before joining the Paraguay River and ultimately contributing to the Río de la Plata basin.
-
B.
Mendoza River
The Mendoza River is a major Andean river in western Argentina that provides vital water for irrigation, hydroelectric power, and human consumption in the arid Mendoza region.
-
C.
Jáchal River
The Jáchal River is an important river in Argentina’s San Juan Province, known for sustaining agriculture and communities in this arid Andean region.
-
D.
San Lorenzo River
The San Lorenzo River is a coastal river in central California that flows through the city of Santa Cruz into the Monterey Bay.
-
E.
Bellós River
The Bellós River is a mountain river in the Spanish Pyrenees, known for carving deep gorges and canyons within and around Ordesa y Monte Perdido National Park.
- 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: Valle Nacional River Target entity description: The Valle Nacional River is a river in the Mexican state of Oaxaca that forms part of the Papaloapan basin and drains the mountainous, forested regions of the Sierra Madre de Oaxaca.
-
A.
Bermejo River
The Bermejo River is a major South American waterway flowing through Bolivia and Argentina before joining the Paraguay River and ultimately contributing to the Río de la Plata basin.
-
B.
Mendoza River
The Mendoza River is a major Andean river in western Argentina that provides vital water for irrigation, hydroelectric power, and human consumption in the arid Mendoza region.
-
C.
Jáchal River
The Jáchal River is an important river in Argentina’s San Juan Province, known for sustaining agriculture and communities in this arid Andean region.
-
D.
San Lorenzo River
The San Lorenzo River is a coastal river in central California that flows through the city of Santa Cruz into the Monterey Bay.
-
E.
Bellós River
The Bellós River is a mountain river in the Spanish Pyrenees, known for carving deep gorges and canyons within and around Ordesa y Monte Perdido National Park.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Mexico NERFINISHED ⓘ |
| continent | North America ⓘ |
| country | Mexico ⓘ |
| drainageBasin | Papaloapan River basin NERFINISHED ⓘ |
| drains |
Sierra Madre de Oaxaca
NERFINISHED
ⓘ
forested regions of the Sierra Madre de Oaxaca ⓘ mountainous regions of the Sierra Madre de Oaxaca ⓘ |
| flowsThrough | Valle Nacional Municipality NERFINISHED ⓘ |
| flowsTowards | Gulf of Mexico NERFINISHED ⓘ |
| hasEcosystem |
montane forest
ⓘ
tropical rainforest ⓘ |
| hasNameInSpanish | Río Valle Nacional NERFINISHED ⓘ |
| hasWatershedLandCover |
forests
ⓘ
mountainous terrain ⓘ |
| hydrologicalSystem | Gulf of Mexico drainage ⓘ |
| languageOfToponym | Spanish ⓘ |
| locatedIn |
Oaxaca
NERFINISHED
ⓘ
Papaloapan hydrological region NERFINISHED ⓘ Sierra Madre de Oaxaca NERFINISHED ⓘ northern Oaxaca ⓘ |
| mouthLocatedIn | Papaloapan River basin NERFINISHED ⓘ |
| partOf | Papaloapan River basin NERFINISHED ⓘ |
| region | Sierra Norte de Oaxaca NERFINISHED ⓘ |
| tributaryOf | Papaloapan River NERFINISHED ⓘ |
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: Valle Nacional River Description of subject: The Valle Nacional River is a river in the Mexican state of Oaxaca that forms part of the Papaloapan basin and drains the mountainous, forested regions of the Sierra Madre de Oaxaca.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.