Lac de Grandval
E1006886
Lac de Grandval is a large artificial lake in the Cantal department of south-central France, popular for water sports, fishing, and scenic tourism in the Truyère valley.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Lac de Grandval canonical | 4 |
| Lac de Garabit-Grandval | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12147655 — 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: Lac de Grandval Context triple: [Grandval Dam, createsReservoir, Lac de Grandval]
-
A.
Lake Joux
Lake Joux is a large high-altitude lake in the Vallée de Joux of the Jura Mountains in western Switzerland, known for its scenic landscapes and popularity for ice skating in winter.
-
B.
Lac de Payolle
Lac de Payolle is a scenic artificial lake in the French Pyrenees known for its surrounding forests, mountain views, and outdoor recreational activities such as hiking, cycling, and cross-country skiing.
-
C.
Lac d’Estagnol
Lac d’Estagnol is a small high-altitude mountain lake nestled in the Néouvielle massif of the French Pyrenees, known for its scenic alpine surroundings and clear waters.
-
D.
Étang de la Gruère
Étang de la Gruère is a scenic peat bog lake and nature reserve in the Jura region of Switzerland, known for its tranquil forest setting and rich biodiversity.
-
E.
Lac de Pareloup
Lac de Pareloup is a large artificial reservoir in southern France renowned for water sports, fishing, and lakeside tourism.
- 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: Lac de Grandval Target entity description: Lac de Grandval is a large artificial lake in the Cantal department of south-central France, popular for water sports, fishing, and scenic tourism in the Truyère valley.
-
A.
Lake Joux
Lake Joux is a large high-altitude lake in the Vallée de Joux of the Jura Mountains in western Switzerland, known for its scenic landscapes and popularity for ice skating in winter.
-
B.
Lac de Payolle
Lac de Payolle is a scenic artificial lake in the French Pyrenees known for its surrounding forests, mountain views, and outdoor recreational activities such as hiking, cycling, and cross-country skiing.
-
C.
Lac d’Estagnol
Lac d’Estagnol is a small high-altitude mountain lake nestled in the Néouvielle massif of the French Pyrenees, known for its scenic alpine surroundings and clear waters.
-
D.
Étang de la Gruère
Étang de la Gruère is a scenic peat bog lake and nature reserve in the Jura region of Switzerland, known for its tranquil forest setting and rich biodiversity.
-
E.
Lac de Pareloup
Lac de Pareloup is a large artificial reservoir in southern France renowned for water sports, fishing, and lakeside tourism.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
artificial lake
ⓘ
reservoir ⓘ |
| administrativeTerritory | Cantal ⓘ |
| basinCountry | France ⓘ |
| country | France ⓘ |
| formedBy | Grandval Dam ⓘ |
| hasActivity |
canoeing
ⓘ
hiking along shores ⓘ kayaking ⓘ motor boating ⓘ sailing ⓘ swimming ⓘ |
| hasFishSpecies |
carp
ⓘ
perch ⓘ pike ⓘ trout ⓘ zander ⓘ |
| hasInfrastructure |
boat ramps
ⓘ
marinas ⓘ viewpoints ⓘ |
| hasRecreationFacility |
camping areas
ⓘ
picnic areas ⓘ |
| hasShoreType |
steep banks
ⓘ
wooded slopes ⓘ |
| hasTourismType |
nature tourism
ⓘ
rural tourism ⓘ |
| knownFor |
scenic landscapes
ⓘ
water-based recreation ⓘ |
| locatedIn |
Cantal department
ⓘ
Massif Central ⓘ |
| locatedInPartOfCountry | south-central France ⓘ |
| locatedInRegion |
Auvergne-Rhône-Alpes
ⓘ
linked to:
Auvergne-Rhône-Alpes region
|
| locatedInValley | Truyère valley ⓘ |
| locatedNear |
Garabit Viaduct
ⓘ
Saint-Flour, Cantal ⓘ
linked to:
Saint-Flour
|
| partOf | Truyère hydroelectric scheme ⓘ |
| usedFor |
hydroelectric power generation
ⓘ
recreational fishing ⓘ tourism ⓘ water sports ⓘ |
| watercourse | Truyère 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: Lac de Grandval Description of subject: Lac de Grandval is a large artificial lake in the Cantal department of south-central France, popular for water sports, fishing, and scenic tourism in the Truyère valley.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Lac de Grandval