San Roque Dam
E458922
San Roque Dam is one of the largest dams in the Philippines, serving as a major source of hydroelectric power, irrigation, and flood control in the Luzon region.
All labels observed (2)
| Label | Occurrences |
|---|---|
| San Roque Dam canonical | 1 |
| San Roque Multipurpose Project | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4636643 — 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: San Roque Dam Context triple: [Agno River, hasDam, San Roque Dam]
-
A.
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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B.
El Quimbo Dam
El Quimbo Dam is a large hydroelectric dam on the Magdalena River in Colombia, built to generate power and support the country’s energy supply.
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C.
Macagua Dam
Macagua Dam is a major hydroelectric dam complex in Venezuela that forms part of the Guri–Macagua–Caruachi system generating power from the Caroní River.
-
D.
Angostura Dam
Angostura Dam is a hydroelectric power facility located on Chile’s Biobío River, contributing to the country’s renewable energy generation.
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E.
Colbún Dam
Colbún Dam is a major hydroelectric dam in Chile that generates power from the Maule River and plays a key role in the country’s energy supply.
- 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: San Roque Dam Target entity description: San Roque Dam is one of the largest dams in the Philippines, serving as a major source of hydroelectric power, irrigation, and flood control in the Luzon region.
-
A.
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.
-
B.
El Quimbo Dam
El Quimbo Dam is a large hydroelectric dam on the Magdalena River in Colombia, built to generate power and support the country’s energy supply.
-
C.
Macagua Dam
Macagua Dam is a major hydroelectric dam complex in Venezuela that forms part of the Guri–Macagua–Caruachi system generating power from the Caroní River.
-
D.
Angostura Dam
Angostura Dam is a hydroelectric power facility located on Chile’s Biobío River, contributing to the country’s renewable energy generation.
-
E.
Colbún Dam
Colbún Dam is a major hydroelectric dam in Chile that generates power from the Maule River and plays a key role in the country’s energy supply.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
gravity dam
ⓘ
hydroelectric dam ⓘ rock-fill dam ⓘ |
| catchmentArea | about 12,000 square kilometers ⓘ |
| commissioningDate | 2003 ⓘ |
| constructionMethod | rolled compacted rock-fill with clay core ⓘ |
| constructionStartDate | 1998 ⓘ |
| contributesTo | Luzon power grid NERFINISHED ⓘ |
| country | Philippines ⓘ |
| designedFor |
peak flood attenuation
ⓘ
sediment trapping ⓘ |
| developer | San Roque Power Corporation NERFINISHED ⓘ |
| fundedBy |
Asian Development Bank
NERFINISHED
ⓘ
Japan Bank for International Cooperation NERFINISHED ⓘ |
| gridConnection | Luzon grid ⓘ |
| hasComponent |
embankment
ⓘ
powerhouse ⓘ spillway ⓘ |
| hasEnvironmentalImpact |
changes in downstream river flow
ⓘ
displacement of local communities ⓘ |
| height | 200 meters ⓘ |
| installedCapacity | 345 MW ⓘ |
| length | 1,130 meters ⓘ |
| locatedIn |
Cordillera mountain range
ⓘ
San Manuel, Pangasinan NERFINISHED ⓘ |
| locatedInProvince | Pangasinan NERFINISHED ⓘ |
| locatedInRegion | Luzon NERFINISHED ⓘ |
| locatedNear |
Ambuklao Dam
NERFINISHED
ⓘ
Binga Dam NERFINISHED ⓘ |
| locatedOnRiver | Agno River NERFINISHED ⓘ |
| nearBorderWith | Benguet NERFINISHED ⓘ |
| notableFor | being one of the largest dams in the Philippines ⓘ |
| numberOfTurbines | 3 ⓘ |
| openingDate | 2003 ⓘ |
| operator | San Roque Power Corporation NERFINISHED ⓘ |
| owner | Philippine government NERFINISHED ⓘ |
| partOf | Agno River Basin NERFINISHED ⓘ |
| purpose |
aquaculture
ⓘ
flood control ⓘ hydroelectric power generation ⓘ irrigation ⓘ water supply ⓘ |
| reservoirName | San Roque Reservoir NERFINISHED ⓘ |
| reservoirTotalCapacity | about 835,000,000 cubic meters ⓘ |
| spillwayType | gated spillway ⓘ |
| status | operational ⓘ |
| supportsIrrigationArea |
Nueva Ecija farmlands
ⓘ
Pangasinan farmlands ⓘ Tarlac farmlands ⓘ |
| 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: San Roque Dam Description of subject: San Roque Dam is one of the largest dams in the Philippines, serving as a major source of hydroelectric power, irrigation, and flood control in the Luzon region.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
San Roque Multipurpose Project