Los Barreales Reservoir
E624643
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.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Los Barreales Reservoir canonical | 1 |
| Mari Menuco Reservoir | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6623576 — 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: Los Barreales Reservoir Context triple: [Neuquén River, hasReservoir, Los Barreales Reservoir]
-
A.
La Paloma Reservoir
La Paloma Reservoir is a major artificial lake in Chile’s Coquimbo Region, known for supporting irrigation and water supply in the Monte Patria area.
-
B.
Don Pedro Reservoir
Don Pedro Reservoir is a large artificial lake in California’s Sierra Nevada foothills, primarily used for water storage, hydroelectric power generation, and recreation.
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C.
La Mesa Reservoir
La Mesa Reservoir is a major water storage facility in the Philippines that supplies potable water to Metro Manila and is located within the protected La Mesa Watershed.
-
D.
El Pardo Reservoir
El Pardo Reservoir is a dammed water body near Madrid, Spain, primarily used for water supply, flood control, and recreation along the Manzanares River.
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E.
Martinez Reservoir
Martinez Reservoir is a man-made water storage facility in Contra Costa County, California, used for municipal and irrigation supply as part of the region’s canal and water management 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: Los Barreales Reservoir Target entity description: 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.
-
A.
La Paloma Reservoir
La Paloma Reservoir is a major artificial lake in Chile’s Coquimbo Region, known for supporting irrigation and water supply in the Monte Patria area.
-
B.
Don Pedro Reservoir
Don Pedro Reservoir is a large artificial lake in California’s Sierra Nevada foothills, primarily used for water storage, hydroelectric power generation, and recreation.
-
C.
La Mesa Reservoir
La Mesa Reservoir is a major water storage facility in the Philippines that supplies potable water to Metro Manila and is located within the protected La Mesa Watershed.
-
D.
El Pardo Reservoir
El Pardo Reservoir is a dammed water body near Madrid, Spain, primarily used for water supply, flood control, and recreation along the Manzanares River.
-
E.
Martinez Reservoir
Martinez Reservoir is a man-made water storage facility in Contra Costa County, California, used for municipal and irrigation supply as part of the region’s canal and water management system.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf | reservoir ⓘ |
| basinCountry | Argentina NERFINISHED ⓘ |
| category |
Hydroelectric reservoirs in Argentina
ⓘ
Lakes of Neuquén Province ⓘ Reservoirs in Neuquén Province ⓘ |
| continent | South America ⓘ |
| country | Argentina ⓘ |
| ecosystemType | artificial freshwater lake ⓘ |
| hasNearby |
Proyecto Dino paleontological site
ⓘ
dinosaur fossil sites ⓘ paleontological research facilities ⓘ paleontological sites ⓘ tourist attractions related to paleontology ⓘ |
| knownFor |
hydroelectric infrastructure
ⓘ
proximity to important dinosaur discoveries ⓘ water level regulation of the Neuquén River ⓘ |
| locatedIn |
Neuquén Department (province-level subdivision)
NERFINISHED
ⓘ
Neuquén Province NERFINISHED ⓘ Patagonian steppe NERFINISHED ⓘ |
| locatedOnRiver | Neuquén River NERFINISHED ⓘ |
| partOf | Neuquén River basin NERFINISHED ⓘ |
| region | Patagonia NERFINISHED ⓘ |
| use |
fishing
ⓘ
hydroelectric power generation ⓘ irrigation ⓘ recreation ⓘ water regulation ⓘ |
| watercourse | Neuquén River NERFINISHED ⓘ |
| waterManagementFunction |
flood control
ⓘ
flow regulation ⓘ water storage ⓘ |
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: Los Barreales Reservoir Description of subject: 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.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Mari Menuco Reservoir