Mount Miyatsuka on Hachijō-jima
E901439
Mount Miyatsuka on Hachijō-jima is a volcanic peak that forms the highest elevation in the Izu Islands of Japan.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mount Miyatsuka on Hachijō-jima canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11052577 — 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: Mount Miyatsuka on Hachijō-jima Context triple: [Izu Islands, hasHighestPoint, Mount Miyatsuka on Hachijō-jima]
-
A.
Mount Hakodate
Mount Hakodate is a scenic mountain in Hakodate, Japan, famous for its panoramic night views over the city and harbor.
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B.
Mount Furutaka
Mount Furutaka is a mountain in Japan notable enough to have lent its name to the Imperial Japanese Navy cruiser Furutaka.
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C.
Mount Ishizuchi
Mount Ishizuchi is a prominent and sacred peak in western Japan, renowned as one of the country's Seven Holy Mountains and a popular destination for hiking and pilgrimage.
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D.
Mount Akutan
Mount Akutan is an active stratovolcano in Alaska’s Aleutian Islands, known for frequent eruptions and geothermal activity.
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E.
Mount Omoto-dake (Ishigaki Island)
Mount Omoto-dake is the highest peak on Ishigaki Island in Okinawa Prefecture, Japan, known for its subtropical forests and panoramic views over the Yaeyama Islands.
- 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: Mount Miyatsuka on Hachijō-jima Target entity description: Mount Miyatsuka on Hachijō-jima is a volcanic peak that forms the highest elevation in the Izu Islands of Japan.
-
A.
Mount Hakodate
Mount Hakodate is a scenic mountain in Hakodate, Japan, famous for its panoramic night views over the city and harbor.
-
B.
Mount Furutaka
Mount Furutaka is a mountain in Japan notable enough to have lent its name to the Imperial Japanese Navy cruiser Furutaka.
-
C.
Mount Ishizuchi
Mount Ishizuchi is a prominent and sacred peak in western Japan, renowned as one of the country's Seven Holy Mountains and a popular destination for hiking and pilgrimage.
-
D.
Mount Akutan
Mount Akutan is an active stratovolcano in Alaska’s Aleutian Islands, known for frequent eruptions and geothermal activity.
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E.
Mount Omoto-dake (Ishigaki Island)
Mount Omoto-dake is the highest peak on Ishigaki Island in Okinawa Prefecture, Japan, known for its subtropical forests and panoramic views over the Yaeyama Islands.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
mountain in Japan
ⓘ
stratovolcano ⓘ volcanic mountain ⓘ |
| age | Quaternary ⓘ |
| belongsToVolcanicArc | Izu–Bonin–Mariana Arc NERFINISHED ⓘ |
| country | Japan ⓘ |
| coveredBy | forest vegetation ⓘ |
| elevation |
854 m
ⓘ
approximately 854 metres above sea level ⓘ |
| formedBy | subduction of the Pacific Plate beneath the Philippine Sea Plate ⓘ |
| geologicalSetting | subduction zone volcano ⓘ |
| hasActivityStatus | active volcano ⓘ |
| hasAlternativeName | Mihara-yama (Hachijō-jima) NERFINISHED ⓘ |
| hasClimate | humid subtropical ⓘ |
| hasCrater | summit crater ⓘ |
| hasHikingTrails | summit hiking routes ⓘ |
| hasJapaneseName | 三原山 NERFINISHED ⓘ |
| hasLandformType | conical volcanic peak ⓘ |
| hasProminence | approximately 854 m ⓘ |
| isDominantTopographicFeatureOf | Hachijō-jima NERFINISHED ⓘ |
| isHighestPointOf |
Hachijō-jima
NERFINISHED
ⓘ
Izu Islands NERFINISHED ⓘ Tokyo Metropolis NERFINISHED ⓘ |
| island | Hachijō-jima NERFINISHED ⓘ |
| isMonitoredBy | Japan Meteorological Agency NERFINISHED ⓘ |
| isPartOfAdministrativeRegion | Tokyo Metropolis NERFINISHED ⓘ |
| isTouristAttractionOf | Hachijō-jima NERFINISHED ⓘ |
| isVisibleFrom | surrounding Pacific Ocean ⓘ |
| isVolcanicCenterOf | Hachijō-jima NERFINISHED ⓘ |
| lastEruption | Holocene epoch NERFINISHED ⓘ |
| locatedIn |
Hachijō-jima
NERFINISHED
ⓘ
Izu Islands NERFINISHED ⓘ Kantō region ⓘ Philippine Sea NERFINISHED ⓘ Tokyo Prefecture NERFINISHED ⓘ |
| locatedInMunicipality | Hachijō, Tokyo NERFINISHED ⓘ |
| locatedOnIsland | Hachijō-jima NERFINISHED ⓘ |
| mountainRange | Izu Islands NERFINISHED ⓘ |
| overlies | Philippine Sea Plate NERFINISHED ⓘ |
| partOf |
Izu Islands volcanic chain
NERFINISHED
ⓘ
Izu–Bonin–Mariana Arc NERFINISHED ⓘ |
| tectonicPlateSetting | Philippine Sea Plate NERFINISHED ⓘ |
| usedFor |
hiking
ⓘ
nature observation ⓘ recreation ⓘ |
| 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: Mount Miyatsuka on Hachijō-jima Description of subject: Mount Miyatsuka on Hachijō-jima is a volcanic peak that forms the highest elevation in the Izu Islands of Japan.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.