Reventador
E257305
Reventador is an active stratovolcano in the Ecuadorian Andes known for frequent explosive eruptions and persistent volcanic activity.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Reventador canonical | 3 |
| El Reventador | 1 |
| Reventador Volcano | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2305741 — 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: Reventador Context triple: [Northern Volcanic Zone of the Andes, containsVolcano, Reventador]
-
A.
Tungurahua
Tungurahua is an active stratovolcano in central Ecuador known for its frequent eruptions and prominent role in the Andean volcanic arc.
-
B.
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.
-
C.
Turrialba
Turrialba is an active stratovolcano in central Costa Rica known for its frequent eruptions and significant gas and ash emissions.
-
D.
Apoyeque Volcano
Apoyeque Volcano is a large, water-filled caldera and active volcanic complex forming part of the Chiltepe Peninsula in western Nicaragua.
-
E.
Parinacota Volcano
Parinacota Volcano is a large, snow-capped stratovolcano in the Chilean Andes, notable for its symmetrical cone and location within the Lauca National Park near the Bolivian border.
- 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: Reventador Target entity description: Reventador is an active stratovolcano in the Ecuadorian Andes known for frequent explosive eruptions and persistent volcanic activity.
-
A.
Tungurahua
Tungurahua is an active stratovolcano in central Ecuador known for its frequent eruptions and prominent role in the Andean volcanic arc.
-
B.
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.
-
C.
Turrialba
Turrialba is an active stratovolcano in central Costa Rica known for its frequent eruptions and significant gas and ash emissions.
-
D.
Apoyeque Volcano
Apoyeque Volcano is a large, water-filled caldera and active volcanic complex forming part of the Chiltepe Peninsula in western Nicaragua.
-
E.
Parinacota Volcano
Parinacota Volcano is a large, snow-capped stratovolcano in the Chilean Andes, notable for its symmetrical cone and location within the Lauca National Park near the Bolivian border.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
active volcano
ⓘ
stratovolcano ⓘ |
| 2002EruptionEffect |
ashfall over Quito
ⓘ
lahars ⓘ pyroclastic flows ⓘ |
| alsoKnownAs |
Reventador
ⓘ
surface form:
El Reventador
|
| country | Ecuador ⓘ |
| distanceToQuito | about 90 km east ⓘ |
| dominantRockType |
andesite
ⓘ
basaltic andesite ⓘ |
| elevation |
3562 m
ⓘ
about 11686 ft ⓘ |
| eruptionFrequency | near-continuous activity in 21st century ⓘ |
| eruptionStyle |
effusive
ⓘ
explosive ⓘ strombolian ⓘ vulcanian ⓘ |
| hasActivityCharacteristic |
frequent explosive eruptions
ⓘ
persistent volcanic activity ⓘ |
| hasActivityStatus | continuously monitored ⓘ |
| hasCaldera | horseshoe-shaped caldera open to the east ⓘ |
| hasCraterDiameter | about 4 km ⓘ |
| hasFrequentEruptionsSince | 2002 ⓘ |
| hasHazard |
ashfall
ⓘ
lahars ⓘ lava flows ⓘ pyroclastic flows ⓘ volcanic bombs ⓘ |
| hasLavaFlows | blocky lava flows ⓘ |
| hasMorphology | young cone within older caldera ⓘ |
| hasSpanishMeaning | the exploder ⓘ |
| hasVolcanicExplosivityIndexRange | VEI 1–4 ⓘ |
| isPartOf | Ecuadorian volcanic belt ⓘ |
| lastMajorEruption | 2002 ⓘ |
| locatedIn |
Andes
ⓘ
Ecuadorian Andes ⓘ Sucumbíos Province ⓘ |
| locatedInProtectedArea |
Cayambe-Coca National Park
ⓘ
surface form:
Cayambe-Coca Ecological Reserve
|
| monitoringAgency | Instituto Geofísico de la Escuela Politécnica Nacional ⓘ |
| mountainRange | Cordillera Real ⓘ |
| nearbyCity | Quito ⓘ |
| notableEruption | 3 November 2002 ⓘ |
| subductionOf | Nazca Plate beneath South American Plate ⓘ |
| tectonicPlate |
Nazca Plate
ⓘ
South American Plate ⓘ |
| tectonicSetting | subduction zone volcano ⓘ |
| VEIOf2002Eruption | 4 ⓘ |
| volcanicArc | Northern Volcanic Zone of the Andes ⓘ |
| 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: Reventador Description of subject: Reventador is an active stratovolcano in the Ecuadorian Andes known for frequent explosive eruptions and persistent volcanic activity.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
El Reventador
this entity surface form:
Reventador Volcano