Riga HES
E615713
Riga HES is a major hydroelectric power station on the Daugava River in Latvia that supplies electricity and helps regulate water flow near the capital city, Riga.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Riga HES canonical | 2 |
| Riga HES powerhouse | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6746590 — 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: Riga HES Context triple: [Riga Hydroelectric Power Plant, shortName, Riga HES]
-
A.
Riga Polytechnic Institute
Riga Polytechnic Institute was a prominent technical university in Riga, historically known for training engineers and scientists in the Russian Empire and later Latvia.
-
B.
Liepāja University
Liepāja University is a higher education institution in the Latvian city of Liepāja, offering a range of academic programs and conducting research across various disciplines.
-
C.
Ventspils University of Applied Sciences
Ventspils University of Applied Sciences is a higher education institution in Ventspils, Latvia, known for its programs in technology, engineering, and business and its role in regional research and innovation.
-
D.
Cēsis
Cēsis is a historic town in northern Latvia known for its medieval castle, well-preserved old town, and role in Latvian cultural and national history.
-
E.
University of Latvia
The University of Latvia is the largest and one of the oldest higher education and research institutions in Latvia, offering a wide range of academic programs and serving as a major intellectual center in the country.
- 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: Riga HES Target entity description: Riga HES is a major hydroelectric power station on the Daugava River in Latvia that supplies electricity and helps regulate water flow near the capital city, Riga.
-
A.
Riga Polytechnic Institute
Riga Polytechnic Institute was a prominent technical university in Riga, historically known for training engineers and scientists in the Russian Empire and later Latvia.
-
B.
Liepāja University
Liepāja University is a higher education institution in the Latvian city of Liepāja, offering a range of academic programs and conducting research across various disciplines.
-
C.
Ventspils University of Applied Sciences
Ventspils University of Applied Sciences is a higher education institution in Ventspils, Latvia, known for its programs in technology, engineering, and business and its role in regional research and innovation.
-
D.
Cēsis
Cēsis is a historic town in northern Latvia known for its medieval castle, well-preserved old town, and role in Latvian cultural and national history.
-
E.
University of Latvia
The University of Latvia is the largest and one of the oldest higher education and research institutions in Latvia, offering a wide range of academic programs and serving as a major intellectual center in the country.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
hydroelectric power station
ⓘ
power plant ⓘ |
| affectsCity | Riga ⓘ |
| basinCountry | Latvia ⓘ |
| connectsTo | Riga electrical grid ⓘ |
| country | Latvia ⓘ |
| countryGrid | Latvian power system ⓘ |
| createsReservoir |
Riga HES Reservoir
ⓘ
linked to:
Riga HES Dam
|
| energySource | renewable energy ⓘ |
| gridConnection |
Latvian transmission network
ⓘ
linked to:
Baltic power grid
|
| hasComponent |
Riga HES dam
ⓘ
linked to:
Riga HES Dam
Riga HES powerhouse ⓘ
linked to:
Riga HES
Riga HES spillway ⓘ
linked to:
Riga HES Dam
|
| hasImpact | hydrological regime of Daugava River near Riga ⓘ |
| hasPurpose |
electricity generation
ⓘ
flood control ⓘ navigation improvement ⓘ water flow regulation ⓘ water level regulation for Riga ⓘ |
| hasTurbineType | Kaplan turbine ⓘ |
| industrySector | electric power industry ⓘ |
| infrastructureType | run-of-river dam with reservoir ⓘ |
| isInBasin |
Daugava basin
ⓘ
linked to:
Daugava River
|
| languageOfCountry | Latvian ⓘ |
| locatedInAdministrativeTerritory | Salaspils Municipality ⓘ |
| locatedInContinent | Europe ⓘ |
| locatedInCountryCapitalRegion |
Riga metropolitan area
ⓘ
linked to:
Riga Planning Region
|
| locatedInRegion | Vidzeme ⓘ |
| locatedNear | Riga ⓘ |
| locatedOnRiver | Daugava River ⓘ |
| nearCity |
Ikšķile
ⓘ
Salaspils ⓘ |
| operator | Latvenergo ⓘ |
| ownedBy | Latvenergo ⓘ |
| partOf |
Daugava hydroelectric power cascade
ⓘ
linked to:
Daugava hydroelectric power plants cascade
|
| primaryFuel | hydropower ⓘ |
| regulatesWaterLevelOf |
Daugava River near Riga
ⓘ
linked to:
Western Dvina River
|
| status | operational ⓘ |
| usesWatercourse | Daugava River ⓘ |
| watercourseThroughDam | Daugava 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: Riga HES Description of subject: Riga HES is a major hydroelectric power station on the Daugava River in Latvia that supplies electricity and helps regulate water flow near the capital city, Riga.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Riga HES