Bolsena caldera
E1079572
UNEXPLORED
Bolsena caldera is a large volcanic depression in central Italy, now largely occupied by Lake Bolsena, formed by explosive eruptions within the Vulsini volcanic district.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Bolsena basin | 1 |
| Bolsena caldera canonical | 1 |
| Lake Bolsena caldera | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T14111595 — 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: Bolsena caldera Context triple: [Vulsini volcanic complex, hasPart, Bolsena caldera]
-
A.
Somma caldera
Somma caldera is a large volcanic depression in Italy that partially encircles Mount Vesuvius and represents the remnants of an ancient stratovolcano.
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B.
Lake Albano
Lake Albano is a volcanic crater lake in the Alban Hills near Rome, Italy, known for its scenic beauty and historical associations with ancient Roman rituals and papal residences.
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C.
Camnago Volta
Camnago Volta is a small district of Como in northern Italy, best known as the burial place of the physicist Alessandro Volta.
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D.
Deriba Caldera
Deriba Caldera is a large volcanic crater and the highest point in Sudan, located in the Jebel Marra volcanic massif of western Sudan.
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E.
Valle Peligna
Valle Peligna is a mountainous basin in the Abruzzo region of central Italy, known for its historic towns, agriculture, and surrounding Apennine landscapes.
- 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: Bolsena caldera Target entity description: Bolsena caldera is a large volcanic depression in central Italy, now largely occupied by Lake Bolsena, formed by explosive eruptions within the Vulsini volcanic district.
-
A.
Somma caldera
Somma caldera is a large volcanic depression in Italy that partially encircles Mount Vesuvius and represents the remnants of an ancient stratovolcano.
-
B.
Lake Albano
Lake Albano is a volcanic crater lake in the Alban Hills near Rome, Italy, known for its scenic beauty and historical associations with ancient Roman rituals and papal residences.
-
C.
Camnago Volta
Camnago Volta is a small district of Como in northern Italy, best known as the burial place of the physicist Alessandro Volta.
-
D.
Deriba Caldera
Deriba Caldera is a large volcanic crater and the highest point in Sudan, located in the Jebel Marra volcanic massif of western Sudan.
-
E.
Valle Peligna
Valle Peligna is a mountainous basin in the Abruzzo region of central Italy, known for its historic towns, agriculture, and surrounding Apennine landscapes.
- F. None of above. chosen
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Bolsena basin
this entity surface form:
Lake Bolsena caldera