Cíjara Reservoir
E790633
Cíjara Reservoir is a major artificial lake in western Spain, created by damming the Guadiana River and used for water storage, hydroelectric power, and regional irrigation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cíjara Reservoir canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9257995 — 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: Cíjara Reservoir Context triple: [Guadiana Basin, hasReservoir, Cíjara Reservoir]
-
A.
El Quimbo Reservoir
El Quimbo Reservoir is an artificial lake in Colombia formed by the El Quimbo Dam, primarily used for hydroelectric power generation and water management.
-
B.
Itá Reservoir
Itá Reservoir is an artificial lake in southern Brazil formed by the Itá Dam on the Uruguay River, used primarily for hydroelectric power generation and regional water management.
-
C.
Los Barreales Reservoir
Los Barreales Reservoir is an artificial lake in Argentina’s Neuquén Province, created on the Neuquén River and known for hydroelectric use, water regulation, and nearby paleontological sites.
-
D.
Pangue Reservoir
Pangue Reservoir is an artificial lake in Chile formed by the Pangue Dam on the Biobío River, primarily used for hydroelectric power generation.
-
E.
Vasona Reservoir
Vasona Reservoir is a man-made lake in Los Gatos, California, popular for recreation such as boating, fishing, and picnicking within Vasona Lake County 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: Cíjara Reservoir Target entity description: Cíjara Reservoir is a major artificial lake in western Spain, created by damming the Guadiana River and used for water storage, hydroelectric power, and regional irrigation.
-
A.
El Quimbo Reservoir
El Quimbo Reservoir is an artificial lake in Colombia formed by the El Quimbo Dam, primarily used for hydroelectric power generation and water management.
-
B.
Itá Reservoir
Itá Reservoir is an artificial lake in southern Brazil formed by the Itá Dam on the Uruguay River, used primarily for hydroelectric power generation and regional water management.
-
C.
Los Barreales Reservoir
Los Barreales Reservoir is an artificial lake in Argentina’s Neuquén Province, created on the Neuquén River and known for hydroelectric use, water regulation, and nearby paleontological sites.
-
D.
Pangue Reservoir
Pangue Reservoir is an artificial lake in Chile formed by the Pangue Dam on the Biobío River, primarily used for hydroelectric power generation.
-
E.
Vasona Reservoir
Vasona Reservoir is a man-made lake in Los Gatos, California, popular for recreation such as boating, fishing, and picnicking within Vasona Lake County Park.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf | reservoir ⓘ |
| basinCountry | Spain NERFINISHED ⓘ |
| continent | Europe ⓘ |
| country | Spain ⓘ |
| hasFunction |
agricultural water supply
ⓘ
electricity production ⓘ regulation of river flow ⓘ |
| hasPart | Cíjara Dam NERFINISHED ⓘ |
| hydrologicalSystem | Guadiana River system NERFINISHED ⓘ |
| languageOfToponym | Spanish ⓘ |
| locatedIn |
Extremadura
NERFINISHED
ⓘ
Iberian Peninsula ⓘ province of Badajoz NERFINISHED ⓘ western Spain NERFINISHED ⓘ |
| locatedOnRiver | Guadiana River NERFINISHED ⓘ |
| manMade | true ⓘ |
| namedAfter | Cíjara NERFINISHED ⓘ |
| partOf | Guadiana River basin NERFINISHED ⓘ |
| purpose |
flood control
ⓘ
regional irrigation ⓘ |
| use |
hydroelectric power generation
ⓘ
irrigation ⓘ water storage ⓘ |
| waterBodyType | reservoir ⓘ |
| watercourseDammed | Guadiana 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: Cíjara Reservoir Description of subject: Cíjara Reservoir is a major artificial lake in western Spain, created by damming the Guadiana River and used for water storage, hydroelectric power, and regional irrigation.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.