Lac Pavin
E287697
Lac Pavin is a deep, nearly circular volcanic crater lake in France’s Auvergne region, renowned for its meromictic waters and scenic setting.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lac Pavin canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T2675059 — 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 Pavin Context triple: [Monts Dore, contains, Lac Pavin]
-
A.
Lac du Bourget
Lac du Bourget is a large glacial lake in the Savoie region of southeastern France, known for its scenic Alpine setting and popular recreational activities.
-
B.
Lac du Der-Chantecoq
Lac du Der-Chantecoq is one of France’s largest artificial lakes, known for its birdlife, wetlands, and role in flood control and recreation in the Champagne region.
-
C.
Lac de Saint-Ferréol
Lac de Saint-Ferréol is a historic artificial reservoir in southern France, built in the 17th century to feed the Canal du Midi and now a popular recreational lake.
-
D.
Lac de la Ganguise
Lac de la Ganguise is an artificial reservoir in southern France known for sailing, windsurfing, and irrigation use amid the rural landscapes of Occitanie.
-
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 Pavin Target entity description: Lac Pavin is a deep, nearly circular volcanic crater lake in France’s Auvergne region, renowned for its meromictic waters and scenic setting.
-
A.
Lac du Bourget
Lac du Bourget is a large glacial lake in the Savoie region of southeastern France, known for its scenic Alpine setting and popular recreational activities.
-
B.
Lac du Der-Chantecoq
Lac du Der-Chantecoq is one of France’s largest artificial lakes, known for its birdlife, wetlands, and role in flood control and recreation in the Champagne region.
-
C.
Lac de Saint-Ferréol
Lac de Saint-Ferréol is a historic artificial reservoir in southern France, built in the 17th century to feed the Canal du Midi and now a popular recreational lake.
-
D.
Lac de la Ganguise
Lac de la Ganguise is an artificial reservoir in southern France known for sailing, windsurfing, and irrigation use amid the rural landscapes of Occitanie.
-
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 (46)
| Predicate | Object |
|---|---|
| instanceOf |
meromictic lake
ⓘ
volcanic crater lake ⓘ |
| country | France ⓘ |
| ecosystemType | cold temperate lake ecosystem ⓘ |
| formationProcess | phreatomagmatic eruption ⓘ |
| hasBasinType | maar crater ⓘ |
| hasCatchment | Monts Dore ⓘ |
| hasClimate | mountain temperate climate ⓘ |
| hasFeature |
dark-colored deep waters
ⓘ
forested shores ⓘ steep surrounding crater walls ⓘ |
| hasLayer |
mixolimnion
ⓘ
monimolimnion ⓘ |
| hasManagement | environmental protection measures ⓘ |
| hasNearbyInfrastructure |
parking area for visitors
ⓘ
walking trail around the lake ⓘ |
| hasOutflow | Couze Pavin ⓘ |
| hasRiskDiscussion | potential gas release from deep waters ⓘ |
| hasSedimentRecord | Holocene climate variations ⓘ |
| hasStatus | natural heritage site of regional importance ⓘ |
| isPartOf |
Chaîne des Puys
ⓘ
surface form:
Chaîne des Puys and Limagne fault tectonic area
|
| isPopularWith |
anglers
ⓘ
hikers ⓘ tourists ⓘ |
| locatedIn |
Auvergne
ⓘ
Massif Central ⓘ Puy-de-Dôme department ⓘ |
| locatedNear |
town of Besse-et-Saint-Anastaise
ⓘ
surface form:
Besse-et-Saint-Anastaise
Monts Dore volcanic field ⓘ
surface form:
Mont-Dore volcanic area
|
| mixingRegime | meromictic ⓘ |
| notableFor |
high dissolved gas content in deep waters
ⓘ
permanently stratified water column ⓘ scenic landscape ⓘ scientific limnological studies ⓘ |
| origin | maar volcano ⓘ |
| region | Parc naturel régional des Volcans d’Auvergne ⓘ |
| shape | nearly circular ⓘ |
| studiedInDiscipline |
limnology
ⓘ
paleoclimatology ⓘ volcanology ⓘ |
| tourismActivity |
boating (non-motorized)
ⓘ
fishing ⓘ hiking ⓘ |
| waterStratification |
anoxic deep layer
ⓘ
oxygenated surface layer ⓘ |
| waterType | freshwater ⓘ |
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 Pavin Description of subject: Lac Pavin is a deep, nearly circular volcanic crater lake in France’s Auvergne region, renowned for its meromictic waters and scenic setting.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Puy-de-Dôme (department)