1971 Teneguía eruption
E170970
The 1971 Teneguía eruption was a basaltic fissure eruption on the southern tip of La Palma in the Canary Islands, notable for its relatively mild explosive activity, extensive lava flows, and role in shaping the island’s modern volcanic landscape.
All labels observed (2)
| Label | Occurrences |
|---|---|
| 1971 Teneguía eruption canonical | 1 |
| 1971 eruption of Volcán Teneguía | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1488646 — 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: 1971 Teneguía eruption Context triple: [Cumbre Vieja, notableEruption, 1971 Teneguía eruption]
-
A.
Maderas Volcano
Maderas Volcano is a dormant stratovolcano on Ometepe Island in southwestern Nicaragua, known for its cloud forest, crater lake, and rich biodiversity.
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B.
Mount Pinatubo
Mount Pinatubo is an active stratovolcano in the Philippines best known for its cataclysmic 1991 eruption, one of the largest of the 20th century.
-
C.
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.
-
D.
Momotombo Volcano
Momotombo Volcano is a prominent active stratovolcano in western Nicaragua, known for its symmetrical cone shape and historical eruptions overlooking Lake Managua.
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E.
Osorno Volcano
Osorno Volcano is a prominent, snow-capped stratovolcano in southern Chile known for its conical shape and scenic views over Lake Llanquihue and the surrounding Andean landscape.
- 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: 1971 Teneguía eruption Target entity description: The 1971 Teneguía eruption was a basaltic fissure eruption on the southern tip of La Palma in the Canary Islands, notable for its relatively mild explosive activity, extensive lava flows, and role in shaping the island’s modern volcanic landscape.
-
A.
Maderas Volcano
Maderas Volcano is a dormant stratovolcano on Ometepe Island in southwestern Nicaragua, known for its cloud forest, crater lake, and rich biodiversity.
-
B.
Mount Pinatubo
Mount Pinatubo is an active stratovolcano in the Philippines best known for its cataclysmic 1991 eruption, one of the largest of the 20th century.
-
C.
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.
-
D.
Momotombo Volcano
Momotombo Volcano is a prominent active stratovolcano in western Nicaragua, known for its symmetrical cone shape and historical eruptions overlooking Lake Managua.
-
E.
Osorno Volcano
Osorno Volcano is a prominent, snow-capped stratovolcano in southern Chile known for its conical shape and scenic views over Lake Llanquihue and the surrounding Andean landscape.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
basaltic fissure eruption
ⓘ
volcanic eruption ⓘ |
| casualties | 1 fatality ⓘ |
| century | 20th century ⓘ |
| continent | Africa ⓘ |
| country | Spain ⓘ |
| created | new land along the coastline of La Palma ⓘ |
| duration | about 4 weeks ⓘ |
| endDate | 1971-11-28 ⓘ |
| eruptionOf | Teneguía ⓘ |
| eruptionStyle |
Strombolian
ⓘ
fissure eruption ⓘ |
| eruptionType | basaltic ⓘ |
| evacuations | yes ⓘ |
| explosivity | relatively mild ⓘ |
| fatalityCause | toxic volcanic gases ⓘ |
| followedBy | 2021 Cumbre Vieja eruption ⓘ |
| hazardType |
lava flow inundation
ⓘ
volcanic gas emission ⓘ |
| impact |
contributed to the modern volcanic landscape of southern La Palma
ⓘ
modified the southern coastline of La Palma ⓘ |
| isOnIsland | La Palma ⓘ |
| isPartOf |
Cumbre Vieja volcanic system
ⓘ
linked to:
Cumbre Vieja
|
| isSignificantFor | being one of the best-documented historical eruptions in the Canary Islands ⓘ |
| lavaFlowDestination | Atlantic Ocean ⓘ |
| locatedIn |
Canary Islands
ⓘ
La Palma ⓘ Spain ⓘ |
| locatedOn | southern tip of La Palma ⓘ |
| magmaComposition | basalt ⓘ |
| notableFor |
extensive lava flows
ⓘ
relatively mild explosive activity ⓘ role in shaping the modern volcanic landscape of La Palma ⓘ |
| observedBy |
local residents
ⓘ
volcanologists ⓘ |
| precededBy | 1949 Cumbre Vieja eruption ⓘ |
| produced |
lava flows
ⓘ
tephra ⓘ volcanic gases ⓘ |
| region | Macaronesia ⓘ |
| startDate | 1971-10-26 ⓘ |
| tectonicSetting | intraplate oceanic island ⓘ |
| timePeriod | October–November 1971 ⓘ |
| volcanicExplosivityIndex | 1 ⓘ |
| volcanicField | Cumbre Vieja ⓘ |
| volcano | Teneguía ⓘ |
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: 1971 Teneguía eruption Description of subject: The 1971 Teneguía eruption was a basaltic fissure eruption on the southern tip of La Palma in the Canary Islands, notable for its relatively mild explosive activity, extensive lava flows, and role in shaping the island’s modern volcanic landscape.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: 1971 Teneguía eruption