Shōwa-shinzan
E375079
Shōwa-shinzan is a relatively young volcanic lava dome in Hokkaido, Japan, that dramatically emerged from farmland during eruptions in the 1940s.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Shōwa-shinzan canonical | 4 |
| Showa-shinzan | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3642980 — 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: Shōwa-shinzan Context triple: [Shikotsu-Toya National Park, hasPart, Shōwa-shinzan]
-
A.
Yamatokoriyama
Yamatokoriyama is a Japanese city in Nara Prefecture known for its historic Koriyama Castle and traditional goldfish breeding industry.
-
B.
Hyakutake
Hyakutake is a Japanese surname borne by several notable individuals, including military figures and other public personalities.
-
C.
Rinshunkaku
Rinshunkaku is a historic Japanese-style pavilion located within Yokohama’s Sankeien Garden, known for its traditional architecture and scenic setting.
-
D.
Takamagahara
Takamagahara is the heavenly realm in Shinto mythology, home of the kami and the divine seat of celestial authority.
-
E.
Meoto Iwa
Meoto Iwa is a famous pair of sacred "wedded" rocks off the coast of Futami in Japan, linked by a shimenawa rope and revered in Shinto as a symbol of marriage and harmonious unions.
- 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: Shōwa-shinzan Target entity description: Shōwa-shinzan is a relatively young volcanic lava dome in Hokkaido, Japan, that dramatically emerged from farmland during eruptions in the 1940s.
-
A.
Yamatokoriyama
Yamatokoriyama is a Japanese city in Nara Prefecture known for its historic Koriyama Castle and traditional goldfish breeding industry.
-
B.
Hyakutake
Hyakutake is a Japanese surname borne by several notable individuals, including military figures and other public personalities.
-
C.
Rinshunkaku
Rinshunkaku is a historic Japanese-style pavilion located within Yokohama’s Sankeien Garden, known for its traditional architecture and scenic setting.
-
D.
Takamagahara
Takamagahara is the heavenly realm in Shinto mythology, home of the kami and the divine seat of celestial authority.
-
E.
Meoto Iwa
Meoto Iwa is a famous pair of sacred "wedded" rocks off the coast of Futami in Japan, linked by a shimenawa rope and revered in Shinto as a symbol of marriage and harmonious unions.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
geological formation
ⓘ
lava dome ⓘ volcano ⓘ |
| color | reddish-brown ⓘ |
| continent | Asia ⓘ |
| country | Japan ⓘ |
| currentActivityStatus | dormant ⓘ |
| elevation |
398 m
ⓘ
approximately 400 m above sea level ⓘ |
| eruptionEndDate | 1945 ⓘ |
| eruptionStartDate | 1943 ⓘ |
| formationPeriod |
Showa era
ⓘ
surface form:
Shōwa era
|
| formationProcess |
uplift
ⓘ
volcanic eruption ⓘ |
| formedFrom | farmland ⓘ |
| fumarolicActivity | present ⓘ |
| geologicalAge | Holocene ⓘ |
| geologicalSetting | subduction zone ⓘ |
| hasCableCarAccess | yes ⓘ |
| hasNearbyMuseum | Yes ⓘ |
| hazardType | volcanic ⓘ |
| hotSpringActivity | present ⓘ |
| languageOfName | Japanese ⓘ |
| lastMajorEruption | 1940s ⓘ |
| locatedIn |
Hokkaido
ⓘ
Iburi Subprefecture ⓘ Shikotsu-Toya National Park ⓘ Sōbetsu NERFINISHED ⓘ |
| locatedNear | Mount Usu NERFINISHED ⓘ |
| namedAfter |
Showa era
ⓘ
surface form:
Shōwa era
|
| nameMeaning | Shōwa new mountain ⓘ |
| nearbyBodyOfWater | Lake Tōya ⓘ |
| nearbyCity | Tōyako ⓘ |
| notableFor |
rapid emergence from farmland
ⓘ
well-documented 20th-century dome formation ⓘ |
| parentVolcano | Mount Usu NERFINISHED ⓘ |
| partOf | Usu volcanic group ⓘ |
| protectedStatus | special natural monument of Japan ⓘ |
| recognizedBy |
Government of Japan
ⓘ
surface form:
Japanese government
|
| region | Tōya Lake area ⓘ |
| surfaceFeature |
bare rock
ⓘ
fumaroles ⓘ |
| tectonicPlateSetting | Japan Trench subduction system ⓘ |
| touristAttraction | yes ⓘ |
| viewpointOf |
Lake Tōya
ⓘ
Mount Usu NERFINISHED ⓘ |
| volcanoType | lava dome ⓘ |
| yearOfRecognition | 1944 ⓘ |
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: Shōwa-shinzan Description of subject: Shōwa-shinzan is a relatively young volcanic lava dome in Hokkaido, Japan, that dramatically emerged from farmland during eruptions in the 1940s.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Showa-shinzan