Montijo Reservoir
E791007
Montijo Reservoir is an artificial lake and water storage facility located within Spain’s Guadiana River basin, used primarily for irrigation, water supply, and regional water management.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Montijo Reservoir canonical | 1 |
| Zújar Reservoir | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9257997 — 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: Montijo Reservoir Context triple: [Guadiana Basin, hasReservoir, Montijo Reservoir]
-
A.
Burguillo Reservoir
Burguillo Reservoir is a major artificial lake and dam in central Spain, known for regulating water from the Alberche River and serving as a popular site for recreation and hydroelectric power.
-
B.
Pilarcitos Reservoir
Pilarcitos Reservoir is a key drinking water storage reservoir on the San Francisco Peninsula that helps supply water to the San Francisco Bay Area.
-
C.
Carraízo reservoir
Carraízo Reservoir is a major water storage lake in Puerto Rico that serves as a key source of drinking water and flood control for the San Juan metropolitan area.
-
D.
Castelo de Bode Reservoir
Castelo de Bode Reservoir is a large artificial lake in central Portugal, known for hydroelectric power generation, water supply, and recreational activities such as boating and swimming.
-
E.
Cabril Reservoir
Cabril Reservoir is a major artificial lake in central Portugal, created by a dam on the Zêzere River and used for hydroelectric power generation, water storage, and recreation.
- 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: Montijo Reservoir Target entity description: Montijo Reservoir is an artificial lake and water storage facility located within Spain’s Guadiana River basin, used primarily for irrigation, water supply, and regional water management.
-
A.
Burguillo Reservoir
Burguillo Reservoir is a major artificial lake and dam in central Spain, known for regulating water from the Alberche River and serving as a popular site for recreation and hydroelectric power.
-
B.
Pilarcitos Reservoir
Pilarcitos Reservoir is a key drinking water storage reservoir on the San Francisco Peninsula that helps supply water to the San Francisco Bay Area.
-
C.
Carraízo reservoir
Carraízo Reservoir is a major water storage lake in Puerto Rico that serves as a key source of drinking water and flood control for the San Juan metropolitan area.
-
D.
Castelo de Bode Reservoir
Castelo de Bode Reservoir is a large artificial lake in central Portugal, known for hydroelectric power generation, water supply, and recreational activities such as boating and swimming.
-
E.
Cabril Reservoir
Cabril Reservoir is a major artificial lake in central Portugal, created by a dam on the Zêzere River and used for hydroelectric power generation, water storage, and recreation.
- F. None of above. chosen
Statements (23)
| Predicate | Object |
|---|---|
| instanceOf | reservoir ⓘ |
| basinCountry | Spain ⓘ |
| country | Spain ⓘ |
| hasFunction |
flow regulation
ⓘ
support for agricultural irrigation ⓘ water storage ⓘ |
| isArtificial | true ⓘ |
| locatedIn |
Extremadura
ⓘ
Guadiana River basin ⓘ
linked to:
Guadiana Basin
province of Badajoz ⓘ
linked to:
Province of Badajoz
southwestern Spain ⓘ |
| locatedOnContinent | Europe ⓘ |
| managesResource | surface water ⓘ |
| partOf |
Guadiana River basin water management system
ⓘ
Spanish hydraulic infrastructure ⓘ |
| primaryUse |
irrigation
ⓘ
water supply ⓘ |
| regionServed |
Extremadura
ⓘ
agricultural areas in the Guadiana basin ⓘ |
| typeOfDamPurpose |
irrigation
ⓘ
water supply ⓘ |
| use | regional water management ⓘ |
| watercourse | Guadiana River ⓘ |
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: Montijo Reservoir Description of subject: Montijo Reservoir is an artificial lake and water storage facility located within Spain’s Guadiana River basin, used primarily for irrigation, water supply, and regional water management.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Montijo Reservoir