Presa Álvaro Obregón
E961806
UNEXPLORED
Presa Álvaro Obregón is a major reservoir and hydroelectric dam on the Yaqui River in Sonora, Mexico, used primarily for irrigation, water supply, and power generation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Presa Álvaro Obregón canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12034170 — 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: Presa Álvaro Obregón Context triple: [Río Yaqui, hasMajorDam, Presa Álvaro Obregón]
-
A.
Zimapán Dam
Zimapán Dam is a major hydroelectric dam in central Mexico known for generating power and forming the Zimapán Reservoir on the Moctezuma River.
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B.
Chicoasén Dam
Chicoasén Dam is a major hydroelectric dam in Chiapas, Mexico, known as one of the largest power-generating facilities in the country.
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C.
Vicente Guerrero Dam
Vicente Guerrero Dam is a major reservoir and hydraulic infrastructure project in the Mexican state of Tamaulipas, primarily used for water supply, irrigation, and flood control.
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D.
San Carlos Dam
San Carlos Dam is a major concrete gravity dam in Arizona that creates San Carlos Lake and provides irrigation water, flood control, and hydroelectric power along the Gila River.
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E.
San Luis Dam
San Luis Dam is a major earthfill embankment dam in California that impounds the San Luis Reservoir, one of the largest off-stream storage reservoirs in the United States.
- 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: Presa Álvaro Obregón Target entity description: Presa Álvaro Obregón is a major reservoir and hydroelectric dam on the Yaqui River in Sonora, Mexico, used primarily for irrigation, water supply, and power generation.
-
A.
Zimapán Dam
Zimapán Dam is a major hydroelectric dam in central Mexico known for generating power and forming the Zimapán Reservoir on the Moctezuma River.
-
B.
Chicoasén Dam
Chicoasén Dam is a major hydroelectric dam in Chiapas, Mexico, known as one of the largest power-generating facilities in the country.
-
C.
Vicente Guerrero Dam
Vicente Guerrero Dam is a major reservoir and hydraulic infrastructure project in the Mexican state of Tamaulipas, primarily used for water supply, irrigation, and flood control.
-
D.
San Carlos Dam
San Carlos Dam is a major concrete gravity dam in Arizona that creates San Carlos Lake and provides irrigation water, flood control, and hydroelectric power along the Gila River.
-
E.
San Luis Dam
San Luis Dam is a major earthfill embankment dam in California that impounds the San Luis Reservoir, one of the largest off-stream storage reservoirs in the United States.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.