Pichi Picún Leufú Dam
E531636
Pichi Picún Leufú Dam is a hydroelectric dam in Argentina that forms part of the Limay River’s cascade of power stations, contributing to regional electricity generation and water regulation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pichi Picún Leufú Dam canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5519162 — 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: Pichi Picún Leufú Dam Context triple: [Limay River, hasDam, Pichi Picún Leufú Dam]
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A.
Lago Chico
Lago Chico is a small mountain lake in southern Chile’s Huerquehue National Park, known for its tranquil forested surroundings and scenic hiking access.
-
B.
Dique do Tororó
Dique do Tororó is a historic urban lake and recreational area in Salvador, Bahia, known for its scenic views and large sculptures of Afro-Brazilian orixás.
-
C.
Puerto Pilcomayo
Puerto Pilcomayo is a small river port settlement in northern Argentina located on the banks of the Paraguay River, serving as a local hub for cross-border trade and transport.
-
D.
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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E.
Florentino Ameghino Dam
Florentino Ameghino Dam is a large hydroelectric and irrigation dam in Argentina’s Chubut Province, built on the Chubut River to control floods and support regional development.
- 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: Pichi Picún Leufú Dam Target entity description: Pichi Picún Leufú Dam is a hydroelectric dam in Argentina that forms part of the Limay River’s cascade of power stations, contributing to regional electricity generation and water regulation.
-
A.
Lago Chico
Lago Chico is a small mountain lake in southern Chile’s Huerquehue National Park, known for its tranquil forested surroundings and scenic hiking access.
-
B.
Dique do Tororó
Dique do Tororó is a historic urban lake and recreational area in Salvador, Bahia, known for its scenic views and large sculptures of Afro-Brazilian orixás.
-
C.
Puerto Pilcomayo
Puerto Pilcomayo is a small river port settlement in northern Argentina located on the banks of the Paraguay River, serving as a local hub for cross-border trade and transport.
-
D.
Chicoasén Dam
Chicoasén Dam is a major hydroelectric dam in Chiapas, Mexico, known as one of the largest power-generating facilities in the country.
-
E.
Florentino Ameghino Dam
Florentino Ameghino Dam is a large hydroelectric and irrigation dam in Argentina’s Chubut Province, built on the Chubut River to control floods and support regional development.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf | hydroelectric dam ⓘ |
| basinCountry | Argentina NERFINISHED ⓘ |
| constructionBegan | 1993 ⓘ |
| contributesTo |
flow regulation of Limay River
ⓘ
regional electricity supply ⓘ |
| country | Argentina ⓘ |
| damType | concrete gravity dam ⓘ |
| energySource | hydropower ⓘ |
| hasSpillway | yes ⓘ |
| height | 45 m ⓘ |
| installedCapacity | 261 MW ⓘ |
| length | 1050 m ⓘ |
| locatedDownstreamOf | Piedra del Águila Dam NERFINISHED ⓘ |
| locatedIn | Neuquén Province NERFINISHED ⓘ |
| locatedInRegion | Patagonia NERFINISHED ⓘ |
| locatedNear | Piedra del Águila NERFINISHED ⓘ |
| locatedOnRiver | Limay River NERFINISHED ⓘ |
| locatedUpstreamOf | El Chocón Dam NERFINISHED ⓘ |
| numberOfTurbines | 3 ⓘ |
| openingYear | 1999 ⓘ |
| operator | Hidroeléctrica Piedra del Águila S.A. NERFINISHED ⓘ |
| partOf |
Argentine National Interconnected System
NERFINISHED
ⓘ
Limay River hydroelectric cascade NERFINISHED ⓘ |
| primaryPurpose | power generation ⓘ |
| reservoirName | Pichi Picún Leufú Reservoir NERFINISHED ⓘ |
| reservoirSurfaceArea | 86 km² ⓘ |
| reservoirTotalCapacity | 1970000000 m³ ⓘ |
| secondaryPurpose | water regulation ⓘ |
| spillwayType | gated overflow ⓘ |
| status | operational ⓘ |
| turbineType | Francis turbine ⓘ |
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: Pichi Picún Leufú Dam Description of subject: Pichi Picún Leufú Dam is a hydroelectric dam in Argentina that forms part of the Limay River’s cascade of power stations, contributing to regional electricity generation and water regulation.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.