South Pagan Volcano
E291097
South Pagan Volcano is an active stratovolcano forming the southern part of Pagan Island in the Northern Mariana Islands, known for its eruptions and volcanic hazards.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Pagan Island volcanic complex | 1 |
| South Pagan Volcano canonical | 1 |
| South Pagan volcano | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2659729 — 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: South Pagan Volcano Context triple: [Pagan, hasSouthVolcano, South Pagan Volcano]
-
A.
North Pagan Volcano
North Pagan Volcano is an active stratovolcano forming the northern part of Pagan Island in the Northern Mariana Islands, known for its eruptions and volcanic hazards.
-
B.
Ebeko Volcano
Ebeko Volcano is an active stratovolcano on Paramushir Island in Russia’s Kuril Islands, known for its frequent explosive eruptions and vigorous fumarolic activity.
-
C.
Juriques volcano
Juriques volcano is a stratovolcano on the Bolivia–Chile border in the Andes, known for its prominent conical shape and proximity to the better-known Licancabur volcano.
-
D.
Tiatia Volcano
Tiatia Volcano is an active stratovolcano located in the Kuril Islands chain in the northwest Pacific Ocean.
-
E.
Agrihan volcano
Agrihan volcano is a large stratovolcano in the Northern Mariana Islands, notable for forming the highest peak in the archipelago and being part of the active Mariana volcanic arc.
- 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: South Pagan Volcano Target entity description: South Pagan Volcano is an active stratovolcano forming the southern part of Pagan Island in the Northern Mariana Islands, known for its eruptions and volcanic hazards.
-
A.
North Pagan Volcano
North Pagan Volcano is an active stratovolcano forming the northern part of Pagan Island in the Northern Mariana Islands, known for its eruptions and volcanic hazards.
-
B.
Ebeko Volcano
Ebeko Volcano is an active stratovolcano on Paramushir Island in Russia’s Kuril Islands, known for its frequent explosive eruptions and vigorous fumarolic activity.
-
C.
Juriques volcano
Juriques volcano is a stratovolcano on the Bolivia–Chile border in the Andes, known for its prominent conical shape and proximity to the better-known Licancabur volcano.
-
D.
Tiatia Volcano
Tiatia Volcano is an active stratovolcano located in the Kuril Islands chain in the northwest Pacific Ocean.
-
E.
Agrihan volcano
Agrihan volcano is a large stratovolcano in the Northern Mariana Islands, notable for forming the highest peak in the archipelago and being part of the active Mariana volcanic arc.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
active volcano
ⓘ
stratovolcano ⓘ |
| activityStatus | active ⓘ |
| administrativeTerritory |
Northern Mariana Islands
ⓘ
surface form:
Commonwealth of the Northern Mariana Islands
|
| composition |
andesitic rocks
ⓘ
basaltic-andesite rocks ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| eruptionFrequency | intermittent ⓘ |
| eruptionProducts |
ash
ⓘ
lava ⓘ tephra ⓘ volcanic gases ⓘ |
| eruptionStyle |
effusive eruptions
ⓘ
explosive eruptions ⓘ |
| forms | southern part of Pagan Island ⓘ |
| formsPartOf | Pagan Island ⓘ |
| geologicalAge | Quaternary ⓘ |
| hasFeature |
central vent
ⓘ
lava flows on flanks ⓘ |
| hasNorthNeighbor | North Pagan Volcano ⓘ |
| hazard |
ashfall
ⓘ
lava flows ⓘ pyroclastic flows ⓘ tephra fallout ⓘ volcanic gas emissions ⓘ |
| isPartOf |
Izu–Bonin Arc
ⓘ
surface form:
Izu–Bonin–Mariana Arc
Mariana volcanic arc ⓘ |
| lastEruptionCentury | 21st century ⓘ |
| locatedIn |
Northern Mariana Islands
ⓘ
Pacific Ocean ⓘ western Pacific Ocean ⓘ |
| locatedOn | Pagan Island ⓘ |
| monitoringAgency |
Government of the Northern Mariana Islands
ⓘ
surface form:
Commonwealth of the Northern Mariana Islands government
United States Geological Survey ⓘ
surface form:
U.S. Geological Survey
|
| namedAfter | Pagan Island ⓘ |
| nearbySettlementStatus | largely uninhabited island ⓘ |
| partOf |
Mariana Islands
ⓘ
surface form:
Mariana Islands archipelago
|
| partOfVolcanicProvince |
Mariana volcanic arc
ⓘ
surface form:
Mariana Islands volcanic province
|
| region | Micronesia ⓘ |
| riskType | volcanic hazards ⓘ |
| tectonicSetting | subduction zone volcano ⓘ |
| volcanicArc |
Mariana Island Arc
ⓘ
surface form:
Mariana Arc
|
| volcanicHazardZone | Pagan Island and surrounding waters ⓘ |
| 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: South Pagan Volcano Description of subject: South Pagan Volcano is an active stratovolcano forming the southern part of Pagan Island in the Northern Mariana Islands, known for its eruptions and volcanic hazards.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Pagan Island volcanic complex
this entity surface form:
South Pagan volcano