Cerro Hudson
E300966
Cerro Hudson is a large, glacier-covered stratovolcano in southern Chile known for its highly explosive eruptions and significant impact on regional climate and landscapes.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cerro Hudson canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2821719 — 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: Cerro Hudson Context triple: [Andean Volcanic Belt, contains, Cerro Hudson]
-
A.
Cerro Jefe
Cerro Jefe is a prominent mountain in central Panama known for its cloud forests, biodiversity, and panoramic views over the surrounding isthmus.
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B.
Cerro San Rafael
Cerro San Rafael is a prominent mountain peak in northeastern Mexico, notable for being the highest summit in the Sierra Madre Oriental range.
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C.
Cerro Otto
Cerro Otto is a scenic mountain in Argentina’s Patagonia region, popular for its panoramic views over Bariloche and its accessible hiking and cable car routes.
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D.
Cerro Baúl
Cerro Baúl is a prominent flat-topped mountain in southern Peru that served as a key administrative and ceremonial center of the Wari civilization.
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E.
Cerro San Valentín
Cerro San Valentín is the highest mountain in Chilean Patagonia, rising prominently within the Northern Patagonian Ice Field of southern Chile.
- 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: Cerro Hudson Target entity description: Cerro Hudson is a large, glacier-covered stratovolcano in southern Chile known for its highly explosive eruptions and significant impact on regional climate and landscapes.
-
A.
Cerro Jefe
Cerro Jefe is a prominent mountain in central Panama known for its cloud forests, biodiversity, and panoramic views over the surrounding isthmus.
-
B.
Cerro San Rafael
Cerro San Rafael is a prominent mountain peak in northeastern Mexico, notable for being the highest summit in the Sierra Madre Oriental range.
-
C.
Cerro Otto
Cerro Otto is a scenic mountain in Argentina’s Patagonia region, popular for its panoramic views over Bariloche and its accessible hiking and cable car routes.
-
D.
Cerro Baúl
Cerro Baúl is a prominent flat-topped mountain in southern Peru that served as a key administrative and ceremonial center of the Wari civilization.
-
E.
Cerro San Valentín
Cerro San Valentín is the highest mountain in Chilean Patagonia, rising prominently within the Northern Patagonian Ice Field of southern Chile.
- F. None of above. chosen
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
active volcano
ⓘ
stratovolcano ⓘ |
| calderaDiameter | approximately 10 km ⓘ |
| country | Chile ⓘ |
| coveredBy | glacier ⓘ |
| elevation | approximately 1905 m ⓘ |
| eruptionFrequency | infrequent but highly explosive ⓘ |
| eruptionHistory | Holocene activity ⓘ |
| eruptionProduct |
ash
ⓘ
lahars ⓘ pyroclastic flows ⓘ tephra ⓘ |
| eruptionStyle |
Plinian
ⓘ
explosive ⓘ |
| hasCaldera | yes ⓘ |
| hazard |
ashfall
ⓘ
glacial outburst floods ⓘ lahars ⓘ |
| impact |
ashfall over Patagonia
ⓘ
disruption of air traffic ⓘ landscape modification ⓘ regional climate effects ⓘ |
| lastMajorEruption | 1991 ⓘ |
| locatedIn |
Aysén Region
ⓘ
southern Chile ⓘ |
| monitoredBy | Servicio Nacional de Geología y Minería de Chile ⓘ |
| mountainRange | Andes ⓘ |
| namedAfter | Hudson River (local name for nearby valley or feature) ⓘ |
| nearbyCountryAffected | Argentina ⓘ |
| notableEruption | 1991 Cerro Hudson eruption ⓘ |
| partOf | Southern Volcanic Zone of the Andes ⓘ |
| tectonicSetting | Nazca Plate subduction beneath South American Plate ⓘ |
| VEI | 6 (1991 eruption) ⓘ |
| 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: Cerro Hudson Description of subject: Cerro Hudson is a large, glacier-covered stratovolcano in southern Chile known for its highly explosive eruptions and significant impact on regional climate and landscapes.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.