Nakadake
E449248
Nakadake is the most active central crater of Japan’s Mount Aso volcano, known for its frequent eruptions and acidic crater lake.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Nakadake canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3048935 — 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: Nakadake Context triple: [Mount Aso, hasCone, Nakadake]
-
A.
Hyakutake
Hyakutake is a Japanese surname borne by several notable individuals, including military figures and other public personalities.
-
B.
Guri
Guri is a city in South Korea located just east of Seoul, known as a suburban residential area with historical sites and access to natural scenery.
-
C.
Ontakekyo
Ontakekyo is a Shinto religious group centered on the worship and mountain ascetic practices associated with Mount Ontake in Japan.
-
D.
Aoyama
Aoyama is an upscale district in Tokyo known for its high-end fashion boutiques, modern architecture, and trendy cafes and galleries.
-
E.
Kamogawa
Kamogawa is a prominent river running through Kyoto, Japan, known for its scenic banks, cultural significance, and popular walking paths.
- 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: Nakadake Target entity description: Nakadake is the most active central crater of Japan’s Mount Aso volcano, known for its frequent eruptions and acidic crater lake.
-
A.
Hyakutake
Hyakutake is a Japanese surname borne by several notable individuals, including military figures and other public personalities.
-
B.
Guri
Guri is a city in South Korea located just east of Seoul, known as a suburban residential area with historical sites and access to natural scenery.
-
C.
Ontakekyo
Ontakekyo is a Shinto religious group centered on the worship and mountain ascetic practices associated with Mount Ontake in Japan.
-
D.
Aoyama
Aoyama is an upscale district in Tokyo known for its high-end fashion boutiques, modern architecture, and trendy cafes and galleries.
-
E.
Kamogawa
Kamogawa is a prominent river running through Kyoto, Japan, known for its scenic banks, cultural significance, and popular walking paths.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
active volcano
ⓘ
volcanic crater ⓘ |
| accessMethod |
Aso Ropeway (historically)
ⓘ
hiking trails ⓘ toll road to crater vicinity ⓘ |
| associatedWith | Philippine Sea Plate subduction beneath Eurasian Plate ⓘ |
| country | Japan ⓘ |
| craterLakeProperty |
emits volcanic gases
ⓘ
highly acidic water ⓘ turquoise to green coloration ⓘ |
| eruptionStyle |
Strombolian
ⓘ
Vulcanian ⓘ phreatic ⓘ |
| geologicalSetting | subduction-related arc volcano ⓘ |
| hasCharacteristic |
ash emissions
ⓘ
contains acidic crater lake ⓘ crater floor lake that can appear and disappear ⓘ frequently erupting ⓘ gas emissions ⓘ most active crater of Mount Aso ⓘ persistent fumarolic activity ⓘ phreatic eruptions ⓘ phreatomagmatic eruptions ⓘ steep inner crater walls ⓘ sulfur dioxide emissions ⓘ |
| hasCraterLake | acidic lake ⓘ |
| hasHazard |
ashfall
ⓘ
ballistic ejecta ⓘ lahars ⓘ small pyroclastic flows ⓘ volcanic gas poisoning ⓘ |
| hasRestriction |
access often closed during eruptions
ⓘ
access often closed during high gas levels ⓘ |
| hasViewpoint | crater rim observation area ⓘ |
| isMonitoredBy | Japan Meteorological Agency ⓘ |
| isTouristAttraction | true ⓘ |
| locatedIn |
Aso caldera
ⓘ
linked to:
Aso Volcano
Japan ⓘ Kumamoto Prefecture ⓘ Kyushu ⓘ Mount Aso ⓘ |
| mountainRange | Aso volcanic group ⓘ |
| nearbyCity | Aso, Kumamoto Prefecture ⓘ |
| partOf |
Aso Kuju National Park
ⓘ
Mount Aso volcanic complex ⓘ
linked to:
Mount Aso
central cone group of Mount Aso ⓘ
linked to:
Aso central cone group
|
| tectonicSetting | convergent plate boundary ⓘ |
| 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: Nakadake Description of subject: Nakadake is the most active central crater of Japan’s Mount Aso volcano, known for its frequent eruptions and acidic crater lake.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.