Quebrada de Ullum Dam
E1369283
UNEXPLORED
Quebrada de Ullum Dam is a hydroelectric and irrigation dam on the San Juan River in Argentina’s San Juan Province, known for power generation, water regulation, and supporting local agriculture.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Punta Negra Dam | 1 |
| Quebrada de Ullum Dam canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T19267418 — 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: Quebrada de Ullum Dam Context triple: [San Juan River (Argentina), hasHydroelectricPlant, Quebrada de Ullum Dam]
-
A.
Arroyito Dam
Arroyito Dam is a hydroelectric and flood-control dam located on Argentina’s Limay River in the Patagonia region.
-
B.
El Chañar Dam
El Chañar Dam is a hydroelectric and irrigation dam located on the Neuquén River in Argentina’s Neuquén Province.
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C.
Lauca Dam
Lauca Dam is a major hydroelectric dam on Angola’s Kwanza River, built to generate electricity and support the country’s power infrastructure.
-
D.
Pehuenche Dam
Pehuenche Dam is a hydroelectric dam on the upper Bío Bío River in Chile, forming part of a cascade of power-generating reservoirs in the Andean foothills.
-
E.
Rosana Dam
Rosana Dam is a hydroelectric dam on the Paranapanema River in Brazil, used for generating electricity as part of the broader Paraná River basin power system.
- 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: Quebrada de Ullum Dam Target entity description: Quebrada de Ullum Dam is a hydroelectric and irrigation dam on the San Juan River in Argentina’s San Juan Province, known for power generation, water regulation, and supporting local agriculture.
-
A.
Arroyito Dam
Arroyito Dam is a hydroelectric and flood-control dam located on Argentina’s Limay River in the Patagonia region.
-
B.
El Chañar Dam
El Chañar Dam is a hydroelectric and irrigation dam located on the Neuquén River in Argentina’s Neuquén Province.
-
C.
Lauca Dam
Lauca Dam is a major hydroelectric dam on Angola’s Kwanza River, built to generate electricity and support the country’s power infrastructure.
-
D.
Pehuenche Dam
Pehuenche Dam is a hydroelectric dam on the upper Bío Bío River in Chile, forming part of a cascade of power-generating reservoirs in the Andean foothills.
-
E.
Rosana Dam
Rosana Dam is a hydroelectric dam on the Paranapanema River in Brazil, used for generating electricity as part of the broader Paraná River basin power system.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
San Juan River
subject linked to:
San Juan River
linked to: Quebrada de Ullum Dam