Durance-Verdon hydroelectric system
E478876
The Durance-Verdon hydroelectric system is a major French network of dams, reservoirs, and power plants along the Durance and Verdon rivers that provides significant hydroelectric power, irrigation, and water regulation in southeastern France.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Durance-Verdon hydroelectric scheme | 1 |
| Durance-Verdon hydroelectric system canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4914109 — 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: Durance-Verdon hydroelectric system Context triple: [Serre-Ponçon Dam, partOf, Durance-Verdon hydroelectric system]
-
A.
Serre-Ponçon Dam
Serre-Ponçon Dam is a large hydroelectric and irrigation dam in southeastern France that creates one of Western Europe’s biggest artificial lakes.
-
B.
Grandval Dam
Grandval Dam is a large hydroelectric dam in southern France, known for impounding the Truyère River to form the Lac de Grandval reservoir.
-
C.
Jet d'Eau
Jet d'Eau is a famous large water fountain on Lake Geneva and one of the most iconic symbols of the city of Geneva, Switzerland.
-
D.
Kembs hydroelectric power station
Kembs hydroelectric power station is a run-of-the-river hydroelectric facility on the Rhine in France, known as one of the oldest major plants harnessing the Grand Canal d’Alsace for power generation.
-
E.
Gorges de l’Ain
Gorges de l’Ain is a scenic river gorge in eastern France known for its steep limestone cliffs, winding stretches of the Ain River, and popular opportunities for hiking, canoeing, and nature observation.
- 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: Durance-Verdon hydroelectric system Target entity description: The Durance-Verdon hydroelectric system is a major French network of dams, reservoirs, and power plants along the Durance and Verdon rivers that provides significant hydroelectric power, irrigation, and water regulation in southeastern France.
-
A.
Serre-Ponçon Dam
Serre-Ponçon Dam is a large hydroelectric and irrigation dam in southeastern France that creates one of Western Europe’s biggest artificial lakes.
-
B.
Grandval Dam
Grandval Dam is a large hydroelectric dam in southern France, known for impounding the Truyère River to form the Lac de Grandval reservoir.
-
C.
Jet d'Eau
Jet d'Eau is a famous large water fountain on Lake Geneva and one of the most iconic symbols of the city of Geneva, Switzerland.
-
D.
Kembs hydroelectric power station
Kembs hydroelectric power station is a run-of-the-river hydroelectric facility on the Rhine in France, known as one of the oldest major plants harnessing the Grand Canal d’Alsace for power generation.
-
E.
Gorges de l’Ain
Gorges de l’Ain is a scenic river gorge in eastern France known for its steep limestone cliffs, winding stretches of the Ain River, and popular opportunities for hiking, canoeing, and nature observation.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
hydroelectric system
ⓘ
water management infrastructure ⓘ |
| constructionPeriod | 20th century ⓘ |
| containsStructure |
Cadarache Dam
ⓘ
Canal de Provence ⓘ Castillon Dam ⓘ EDF Durance canal ⓘ
linked to:
Durance River canal system
Gréoux Dam ⓘ L’Escale Dam ⓘ Mallemort Dam ⓘ Manosque Canal ⓘ Oraison Dam ⓘ Sainte-Croix Dam ⓘ Sainte-Croix Lake ⓘ Serre-Ponçon Dam ⓘ Serre-Ponçon Reservoir ⓘ
linked to:
Lac de Serre-Ponçon
Ventavon Dam ⓘ chain of run-of-river power plants on the Durance ⓘ hydroelectric plants on the Verdon ⓘ |
| contributesTo | renewable energy production in France ⓘ |
| country | France ⓘ |
| energySource | hydropower ⓘ |
| followsRiver |
Durance River
ⓘ
Verdon River ⓘ |
| locatedIn |
Alps foothills
ⓘ
Verdon Gorge area ⓘ
linked to:
Verdon Gorge
southeastern France ⓘ |
| mainOperator | Électricité de France ⓘ |
| notableReservoir |
Castillon Reservoir
ⓘ
Sainte-Croix Lake ⓘ Serre-Ponçon Reservoir ⓘ
linked to:
Lac de Serre-Ponçon
|
| partOf | French national electricity system ⓘ |
| primaryFunction |
drinking water supply support
ⓘ
flood control ⓘ hydroelectric power generation ⓘ irrigation water supply ⓘ low-flow regulation ⓘ |
| providesIrrigationTo |
Provence agricultural plains
ⓘ
Rhône valley agricultural areas near the Durance ⓘ |
| regionServed |
Alpes-de-Haute-Provence department
ⓘ
linked to:
Alpes-de-Haute-Provence
Bouches-du-Rhône department ⓘ
linked to:
Bouches-du-Rhône
Hautes-Alpes department ⓘ
linked to:
Hautes-Alpes
Provence ⓘ Provence-Alpes-Côte d’Azur ⓘ |
| supportsUse |
industrial water supply
ⓘ
municipal water supply ⓘ navigation on canals ⓘ recreational activities on reservoirs ⓘ |
| watercourseControlled |
Durance River flow
ⓘ
Verdon River flow ⓘ |
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: Durance-Verdon hydroelectric system Description of subject: The Durance-Verdon hydroelectric system is a major French network of dams, reservoirs, and power plants along the Durance and Verdon rivers that provides significant hydroelectric power, irrigation, and water regulation in southeastern France.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Durance-Verdon hydroelectric system