San José volcano
E304594
San José volcano is a stratovolcano in the central Chilean Andes near the border with Argentina, known for its glaciated summit and history of explosive eruptions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| San José volcano canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2821710 — 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: San José volcano Context triple: [Andean Volcanic Belt, contains, San José volcano]
-
A.
San Pedro volcano
San Pedro volcano is a prominent stratovolcano in northern Chile’s Andes, known for its high elevation, arid surroundings, and association with the Central Volcanic Zone.
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B.
San Pablo volcano
San Pablo volcano is a stratovolcano in northern Chile’s Andes, known for its high elevation and proximity to the more prominent San Pedro volcano.
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C.
Tolima volcano
Tolima volcano is a prominent, glacier-capped stratovolcano in the Central Andes of Colombia, known for its steep slopes and significant role in the region’s geography and history.
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D.
San Salvador Volcano
San Salvador Volcano is a prominent stratovolcano in El Salvador that looms over the capital city and is known for its scenic crater and history of eruptions.
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E.
Momotombo Volcano
Momotombo Volcano is a prominent active stratovolcano in western Nicaragua, known for its symmetrical cone shape and historical eruptions overlooking Lake Managua.
- 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: San José volcano Target entity description: San José volcano is a stratovolcano in the central Chilean Andes near the border with Argentina, known for its glaciated summit and history of explosive eruptions.
-
A.
San Pedro volcano
San Pedro volcano is a prominent stratovolcano in northern Chile’s Andes, known for its high elevation, arid surroundings, and association with the Central Volcanic Zone.
-
B.
San Pablo volcano
San Pablo volcano is a stratovolcano in northern Chile’s Andes, known for its high elevation and proximity to the more prominent San Pedro volcano.
-
C.
Tolima volcano
Tolima volcano is a prominent, glacier-capped stratovolcano in the Central Andes of Colombia, known for its steep slopes and significant role in the region’s geography and history.
-
D.
San Salvador Volcano
San Salvador Volcano is a prominent stratovolcano in El Salvador that looms over the capital city and is known for its scenic crater and history of eruptions.
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E.
Momotombo Volcano
Momotombo Volcano is a prominent active stratovolcano in western Nicaragua, known for its symmetrical cone shape and historical eruptions overlooking Lake Managua.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
active volcano
ⓘ
stratovolcano ⓘ |
| composition | andesitic to dacitic lavas ⓘ |
| country | Chile ⓘ |
| eruptionProducts |
lava flows
ⓘ
pyroclastic flows ⓘ tephra ⓘ volcanic ash ⓘ |
| eruptionStyle | explosive eruptions ⓘ |
| geologicalAge | Quaternary ⓘ |
| hasActivity |
Holocene activity
ⓘ
historical eruptions ⓘ |
| hasClimateInfluence | high-altitude Andean climate ⓘ |
| hasFeature |
glaciers
ⓘ
ice-covered summit ⓘ lava domes ⓘ pyroclastic deposits ⓘ |
| hasHazard |
ash fall
ⓘ
explosive eruptions ⓘ glacial outburst floods ⓘ lahars ⓘ pyroclastic flows ⓘ |
| hasMorphology | steep-sided cone ⓘ |
| hasRiskTo | nearby Andean valleys ⓘ |
| hasSummitFeature | glaciated summit ⓘ |
| isGlaciated | true ⓘ |
| locatedIn |
Santiago Metropolitan Region
ⓘ
South America ⓘ Southern Volcanic Zone of the Andes ⓘ central Chilean Andes ⓘ |
| locatedNear |
border with Argentina
ⓘ
city of Santiago, Chile ⓘ |
| locatedOn |
Nazca–South America plate boundary
ⓘ
surface form:
Nazca–South America subduction zone
|
| monitoredBy | Chilean geological and volcanological authorities ⓘ |
| mountainRange | Andes ⓘ |
| nearBorderWith | Argentina ⓘ |
| partOf |
Andes
ⓘ
Southern Volcanic Zone of the Andes ⓘ
surface form:
Southern Volcanic Zone
|
| region |
central Chile
ⓘ
surface form:
Central Chile
|
| summitCoveredBy | permanent snow and ice ⓘ |
| tectonicSetting | subduction-related arc volcano ⓘ |
| volcanicArc | Andean Volcanic Belt ⓘ |
| volcanicZone |
Central Volcanic Zone of the Andes
ⓘ
surface form:
Central Andes volcanic zone
|
| volcanoType | stratovolcano ⓘ |
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: San José volcano Description of subject: San José volcano is a stratovolcano in the central Chilean Andes near the border with Argentina, known for its glaciated summit and history of explosive eruptions.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.