Minamidake crater
E420819
Minamidake crater is a principal active summit crater of the Sakurajima volcano in Kagoshima Prefecture, Japan, known for frequent explosive eruptions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Minamidake crater canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4203250 — 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: Minamidake crater Context triple: [Sakurajima, hasCrater, Minamidake crater]
-
A.
Shikotsu caldera
Shikotsu caldera is a large volcanic depression in Hokkaido, Japan, known for its scenic caldera lake and geothermal features.
-
B.
Shiraike Jigoku
Shiraike Jigoku is a famous “white pond hell” hot spring in Beppu, Japan, known for its milky-white, geothermally heated waters and scenic garden setting.
-
C.
Uzon caldera
Uzon caldera is a large volcanic depression in Russia’s Kamchatka Peninsula, renowned for its active geothermal features, hot springs, and diverse volcanic landscapes within the Kamchatka volcanic arc.
-
D.
Ushishir Volcano
Ushishir Volcano is an active volcanic complex forming part of a partially submerged caldera in the central Kuril Islands of Russia.
-
E.
Toya caldera
Toya caldera is a large volcanic caldera in Hokkaido, Japan, known for its scenic lake, hot springs, and frequent volcanic activity.
- 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: Minamidake crater Target entity description: Minamidake crater is a principal active summit crater of the Sakurajima volcano in Kagoshima Prefecture, Japan, known for frequent explosive eruptions.
-
A.
Shikotsu caldera
Shikotsu caldera is a large volcanic depression in Hokkaido, Japan, known for its scenic caldera lake and geothermal features.
-
B.
Shiraike Jigoku
Shiraike Jigoku is a famous “white pond hell” hot spring in Beppu, Japan, known for its milky-white, geothermally heated waters and scenic garden setting.
-
C.
Uzon caldera
Uzon caldera is a large volcanic depression in Russia’s Kamchatka Peninsula, renowned for its active geothermal features, hot springs, and diverse volcanic landscapes within the Kamchatka volcanic arc.
-
D.
Ushishir Volcano
Ushishir Volcano is an active volcanic complex forming part of a partially submerged caldera in the central Kuril Islands of Russia.
-
E.
Toya caldera
Toya caldera is a large volcanic caldera in Hokkaido, Japan, known for its scenic lake, hot springs, and frequent volcanic activity.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
active volcanic feature
ⓘ
summit crater ⓘ volcanic crater ⓘ |
| activityStatus | active ⓘ |
| associatedWith | Showa crater ⓘ |
| country | Japan ⓘ |
| eruptionColumn | ash plumes rising several kilometers ⓘ |
| eruptionFrequency | frequent ⓘ |
| eruptionObservation | visible from Kagoshima City waterfront ⓘ |
| eruptionProducts | andesitic magma ⓘ |
| eruptionStyle |
Strombolian activity
ⓘ
Vulcanian eruptions ⓘ explosive eruptions ⓘ |
| geologicalSetting |
Aira Caldera
ⓘ
surface form:
Aira caldera system
|
| hazardType |
ash fall
ⓘ
ballistic projectiles ⓘ pyroclastic density currents ⓘ tephra fall ⓘ |
| hostVolcano | Sakurajima volcano NERFINISHED ⓘ |
| knownFor |
ash emissions
ⓘ
frequent explosive eruptions ⓘ vulcanic bombs ejection ⓘ |
| locatedIn |
Japan
ⓘ
Kagoshima Prefecture NERFINISHED ⓘ Kyushu ⓘ Sakurajima NERFINISHED ⓘ |
| monitoringAgency |
Japan Meteorological Agency
ONNED1
ⓘ
Sakurajima Volcano Observatory ⓘ
surface form:
Sakurajima Volcano Research Center
|
| nearbyCity | Kagoshima City NERFINISHED ⓘ |
| partOf | Sakurajima volcano NERFINISHED ⓘ |
| partOfVolcanicArc |
Ryukyu island arc
ⓘ
surface form:
Ryukyu volcanic arc
|
| region | Sakurajima Island NERFINISHED ⓘ |
| riskZone | Sakurajima exclusion zones around summit ⓘ |
| scientificInterest | long-term monitoring of explosive activity ⓘ |
| significance | principal active summit crater of Sakurajima ⓘ |
| subductionOf | Philippine Sea Plate beneath Eurasian Plate ⓘ |
| summitCraterOf | Sakurajima volcano NERFINISHED ⓘ |
| tectonicSetting | subduction zone ⓘ |
| tourismAspect | observed from designated viewpoints on Sakurajima ⓘ |
| typicalPhenomena |
incandescent ejecta at night
ⓘ
loud explosion sounds ⓘ shock waves ⓘ |
| usedFor | studies of conduit processes in andesitic volcanoes ⓘ |
| volcanicAlertLevelManagedBy | Japan Meteorological Agency NERFINISHED ⓘ |
| volcanoTypeOfHost | 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: Minamidake crater Description of subject: Minamidake crater is a principal active summit crater of the Sakurajima volcano in Kagoshima Prefecture, Japan, known for frequent explosive eruptions.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.