Nishinoshima
E161029
Nishinoshima is a small volcanic island in the Pacific Ocean, known for its dramatic growth and reshaping through frequent eruptions and lava flows.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Nishinoshima canonical | 4 |
| Nishinoshima (Ogasawara) | 2 |
| Nishinoshima Island | 1 |
| Nishinoshima Islands | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1128878 — 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: Nishinoshima Context triple: [Ogasawara Islands, hasPart, Nishinoshima]
-
A.
Sakurajima
Sakurajima is an active stratovolcano in Kagoshima Prefecture, Japan, known for its frequent eruptions and dramatic presence in Kagoshima Bay.
-
B.
Hahajima
Hahajima is a remote, subtropical island in Japan’s Ogasawara (Bonin) archipelago, known for its rugged terrain, rich endemic biodiversity, and relative isolation.
-
C.
Tanaga Island
Tanaga Island is a remote volcanic island in Alaska’s Aleutian chain, known for its rugged terrain and active stratovolcanoes.
-
D.
Etajima Island
Etajima Island is a Japanese island in Hiroshima Prefecture best known as the historic site of the former Imperial Japanese Naval Academy.
-
E.
Daitō Islands
The Daitō Islands are a small, remote group of Japanese islands in the Philippine Sea, east of Okinawa, known for their coral limestone geology and role as part of the broader Ryukyu archipelago.
- 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: Nishinoshima Target entity description: Nishinoshima is a small volcanic island in the Pacific Ocean, known for its dramatic growth and reshaping through frequent eruptions and lava flows.
-
A.
Sakurajima
Sakurajima is an active stratovolcano in Kagoshima Prefecture, Japan, known for its frequent eruptions and dramatic presence in Kagoshima Bay.
-
B.
Hahajima
Hahajima is a remote, subtropical island in Japan’s Ogasawara (Bonin) archipelago, known for its rugged terrain, rich endemic biodiversity, and relative isolation.
-
C.
Tanaga Island
Tanaga Island is a remote volcanic island in Alaska’s Aleutian chain, known for its rugged terrain and active stratovolcanoes.
-
D.
Etajima Island
Etajima Island is a Japanese island in Hiroshima Prefecture best known as the historic site of the former Imperial Japanese Naval Academy.
-
E.
Daitō Islands
The Daitō Islands are a small, remote group of Japanese islands in the Philippine Sea, east of Okinawa, known for their coral limestone geology and role as part of the broader Ryukyu archipelago.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
stratovolcano
ⓘ
submarine volcano ⓘ volcanic island ⓘ |
| administeredBy |
Tokyo Metropolis
ⓘ
linked to:
Tokyo Prefecture
|
| approxDistanceTo |
about 130 km west of Chichijima
ⓘ
about 940 km south of Tokyo ⓘ |
| climate | subtropical oceanic climate ⓘ |
| country | Japan ⓘ |
| countrySubdivision |
Tokyo Metropolis
ⓘ
linked to:
Tokyo Prefecture
|
| discoveredBy | Spanish explorers ⓘ |
| discoveryCentury | 17th century ⓘ |
| eruptionType |
Strombolian eruption
ⓘ
Surtseyan eruption ⓘ effusive eruption ⓘ |
| growthCause | successive lava flows building new land ⓘ |
| hasActivity | frequently active volcano ⓘ |
| hasFeature |
active summit crater
ⓘ
central volcanic cone ⓘ |
| hazard |
gas emissions
ⓘ
lava flows ⓘ volcanic ash emissions ⓘ |
| islandGroup |
Ogasawara Islands
ⓘ
Volcano Islands ⓘ |
| lastMajorEruptions |
2013–2015 eruption
ⓘ
2016 eruption ⓘ 2017 eruption ⓘ 2019–2020 eruption ⓘ |
| locatedIn |
Ogasawara Islands
ⓘ
Pacific Ocean ⓘ Volcano Islands ⓘ |
| monitoredBy |
Geospatial Information Authority of Japan
ⓘ
Japan Coast Guard ⓘ Japan Meteorological Agency ⓘ |
| notableFor |
dramatic reshaping by lava flows
ⓘ
emergence of new land since 2013 ⓘ rapid growth due to frequent eruptions ⓘ |
| ocean | Pacific Ocean ⓘ |
| partOf | Ogasawara Village ⓘ |
| population | 0 ⓘ |
| post2013Area | over 2 square kilometres ⓘ |
| pre2013Area | about 0.06 square kilometres ⓘ |
| protectedStatus | restricted access area ⓘ |
| sovereignState | Japan ⓘ |
| surfaceType | basaltic lava ⓘ |
| tectonicSetting | subduction zone volcano ⓘ |
| uninhabited | true ⓘ |
| usedFor |
ecological succession studies
ⓘ
volcanological research ⓘ |
| volcanicArcOrBelt |
Izu–Bonin–Mariana Arc
ⓘ
linked to:
Izu–Bonin Arc
|
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: Nishinoshima Description of subject: Nishinoshima is a small volcanic island in the Pacific Ocean, known for its dramatic growth and reshaping through frequent eruptions and lava flows.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Nishinoshima
linked to: Nishinoshima
subject linked to:
village of Ogasawara, Tokyo
linked to: Nishinoshima
linked to: Nishinoshima