Mount Nakadake area (approx. 1,592 m)
E323066
Mount Nakadake area (approx. 1,592 m) is the active central crater region of Japan’s Mount Aso volcano, known for its frequent eruptions and dramatic volcanic landscape.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mount Nakadake area (approx. 1,592 m) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3048928 — 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 Nakadake area (approx. 1,592 m) Context triple: [Mount Aso, highestPoint, Mount Nakadake area (approx. 1,592 m)]
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A.
Mount Kobushi area
Mount Kobushi area is a mountainous region in central Japan known as the headwaters area of major rivers and a popular destination for hiking and nature activities.
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B.
Mount Keen area
The Mount Keen area is a mountainous region in the Angus Glens of Scotland, centered on the Munro Mount Keen and known for its upland landscapes and popular hiking routes.
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C.
Mount Tanigawa
Mount Tanigawa is a prominent peak on the border of Gunma and Niigata Prefectures in Japan, known for its rugged terrain, heavy snowfall, and popularity among climbers and hikers.
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D.
Mount Tapochau
Mount Tapochau is the highest peak on the island of Saipan in the Northern Mariana Islands, known for its panoramic views and World War II historical significance.
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E.
Mount Ōminakami
Mount Ōminakami is a mountain in Japan known primarily as the headwaters area of the Tone River, one of the country’s major river systems.
- 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 Nakadake area (approx. 1,592 m) Target entity description: Mount Nakadake area (approx. 1,592 m) is the active central crater region of Japan’s Mount Aso volcano, known for its frequent eruptions and dramatic volcanic landscape.
-
A.
Mount Kobushi area
Mount Kobushi area is a mountainous region in central Japan known as the headwaters area of major rivers and a popular destination for hiking and nature activities.
-
B.
Mount Keen area
The Mount Keen area is a mountainous region in the Angus Glens of Scotland, centered on the Munro Mount Keen and known for its upland landscapes and popular hiking routes.
-
C.
Mount Tanigawa
Mount Tanigawa is a prominent peak on the border of Gunma and Niigata Prefectures in Japan, known for its rugged terrain, heavy snowfall, and popularity among climbers and hikers.
-
D.
Mount Tapochau
Mount Tapochau is the highest peak on the island of Saipan in the Northern Mariana Islands, known for its panoramic views and World War II historical significance.
-
E.
Mount Ōminakami
Mount Ōminakami is a mountain in Japan known primarily as the headwaters area of the Tone River, one of the country’s major river systems.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
active volcanic area
ⓘ
volcanic crater area ⓘ |
| country | Japan ⓘ |
| elevation | approximately 1592 m ⓘ |
| eruptionStyle |
Strombolian
ⓘ
phreatic ⓘ phreatomagmatic ⓘ |
| gasComposition | sulfur dioxide rich emissions ⓘ |
| geologicalAge | Quaternary ⓘ |
| hasAccess |
mountain road to crater rim
ⓘ
ropeway (when operating) ⓘ |
| hasFeature |
active vent
ⓘ
ash-covered terrain ⓘ central crater ⓘ crater lake ⓘ fumaroles ⓘ lava domes nearby ⓘ sulfur deposits ⓘ |
| hasManagement | local disaster prevention authorities ⓘ |
| hasRisk |
sudden explosive eruptions
ⓘ
toxic volcanic gases ⓘ volcanic ash fall ⓘ |
| hasSignage |
eruption alert information
ⓘ
gas hazard warnings ⓘ |
| hasView |
inner walls of Aso caldera
ⓘ
surrounding central cones of Mount Aso ⓘ |
| hazardLevel | high volcanic activity ⓘ |
| isCentralCraterOf | Mount Aso ⓘ |
| knownFor |
dense volcanic gas emissions
ⓘ
dramatic volcanic landscape ⓘ frequent eruptions ⓘ sudden ash explosions ⓘ |
| locatedIn |
Mount Aso
ⓘ
surface form:
Aso caldera
Japan ⓘ Kumamoto Prefecture NERFINISHED ⓘ Kyushu ⓘ Mount Aso ⓘ |
| monitoredBy | Japan Meteorological Agency ⓘ |
| partOf |
Aso Volcano
ⓘ
Aso central cone group ⓘ Aso Kuju National Park ⓘ
surface form:
Aso-Kuju National Park
|
| region | central Kyushu ⓘ |
| surfaceMaterial | basaltic-andesitic volcanic rocks ⓘ |
| tourismType | volcano tourism ⓘ |
| visitorRestriction |
access often closed during high gas levels
ⓘ
access restricted during eruptions ⓘ |
| volcanoType | stratovolcano crater ⓘ |
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 Nakadake area (approx. 1,592 m) Description of subject: Mount Nakadake area (approx. 1,592 m) is the active central crater region of Japan’s Mount Aso volcano, known for its frequent eruptions and dramatic volcanic landscape.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.