Osumi Peninsula
E465162
The Osumi Peninsula is a large landmass in Kagoshima Prefecture, southern Kyushu, Japan, known for its rugged coastline, volcanic landscapes, and proximity to the active volcano Sakurajima.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Osumi Peninsula canonical | 2 |
| Ōsumi Peninsula (inland area) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4203228 — 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: Osumi Peninsula Context triple: [Sakurajima, separatedFrom, Osumi Peninsula]
-
A.
Izu Peninsula
The Izu Peninsula is a scenic coastal region in Shizuoka Prefecture, Japan, known for its rugged coastline, hot springs, and volcanic landscapes.
-
B.
Boso Peninsula
The Boso Peninsula is a large landmass in eastern Honshu, Japan, known for its coastal scenery, mild climate, and proximity to Tokyo across Tokyo Bay.
-
C.
Miura Peninsula
Miura Peninsula is a coastal landform in Kanagawa Prefecture, Japan, known for its fishing ports, beaches, and proximity to Tokyo and Yokohama.
-
D.
Hanko Peninsula
Hanko Peninsula is a strategically important southwestern Finnish peninsula that controls access to the Gulf of Finland and has historically been significant for military and naval operations.
-
E.
Shiretoko Peninsula
The Shiretoko Peninsula is a remote, rugged region in northeastern Hokkaido, Japan, renowned for its rich wildlife, dramatic coastal landscapes, and status as a UNESCO World Natural Heritage site.
- 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: Osumi Peninsula Target entity description: The Osumi Peninsula is a large landmass in Kagoshima Prefecture, southern Kyushu, Japan, known for its rugged coastline, volcanic landscapes, and proximity to the active volcano Sakurajima.
-
A.
Izu Peninsula
The Izu Peninsula is a scenic coastal region in Shizuoka Prefecture, Japan, known for its rugged coastline, hot springs, and volcanic landscapes.
-
B.
Boso Peninsula
The Boso Peninsula is a large landmass in eastern Honshu, Japan, known for its coastal scenery, mild climate, and proximity to Tokyo across Tokyo Bay.
-
C.
Miura Peninsula
Miura Peninsula is a coastal landform in Kanagawa Prefecture, Japan, known for its fishing ports, beaches, and proximity to Tokyo and Yokohama.
-
D.
Hanko Peninsula
Hanko Peninsula is a strategically important southwestern Finnish peninsula that controls access to the Gulf of Finland and has historically been significant for military and naval operations.
-
E.
Shiretoko Peninsula
The Shiretoko Peninsula is a remote, rugged region in northeastern Hokkaido, Japan, renowned for its rich wildlife, dramatic coastal landscapes, and status as a UNESCO World Natural Heritage site.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
geographical region
ⓘ
peninsula ⓘ |
| adjacentTo | Satsuma Peninsula across Kinko Bay ⓘ |
| administrativeRegionContains |
Kanoya
NERFINISHED
ⓘ
Kinko NERFINISHED ⓘ Osaki NERFINISHED ⓘ Shibushi NERFINISHED ⓘ Soo NERFINISHED ⓘ Tarumizu NERFINISHED ⓘ |
| coastType |
indented coastline
ⓘ
rocky shores ⓘ |
| country | Japan ⓘ |
| geologicalFeature | volcanic terrain ⓘ |
| hasClimate | humid subtropical climate ⓘ |
| hasCoastlineOn |
Kinko Bay
NERFINISHED
ⓘ
Osumi Strait NERFINISHED ⓘ Pacific Ocean ⓘ |
| hasMajorEconomicActivity |
agriculture
ⓘ
fishing ⓘ forestry ⓘ tourism ⓘ |
| hasNotableNaturalFeature |
Kirishima volcanic region
NERFINISHED
ⓘ
Sakurajima NERFINISHED ⓘ |
| hasProtectedArea | parts of Kirishima-Kinkowan National Park ⓘ |
| hasTransportationLink | roads to Kagoshima City via bridges and ferries near Sakurajima ⓘ |
| historicalRegionOf | Osumi Province NERFINISHED ⓘ |
| isIn | southwestern Japan ⓘ |
| knownFor |
proximity to Sakurajima volcano
ⓘ
rugged coastline ⓘ volcanic landscapes ⓘ |
| languageUsed | Japanese ⓘ |
| locatedEastOf | Kagoshima Bay NERFINISHED ⓘ |
| locatedIn |
Japan
ⓘ
Kagoshima Prefecture NERFINISHED ⓘ Kyushu NERFINISHED ⓘ southern Kyushu ⓘ |
| locatedInTimeZone | Japan Standard Time ⓘ |
| locatedOnIsland | Kyushu NERFINISHED ⓘ |
| locatedSouthOf | Miyazaki Prefecture NERFINISHED ⓘ |
| nameWrittenInJapanese | 大隅半島 ⓘ |
| near | Sakurajima NERFINISHED ⓘ |
| partOf | Kyushu region NERFINISHED ⓘ |
| regionOf | Kagoshima Prefecture NERFINISHED ⓘ |
| separatedBy | Kinko Bay NERFINISHED ⓘ |
| separatedFrom | Satsuma Peninsula NERFINISHED ⓘ |
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: Osumi Peninsula Description of subject: The Osumi Peninsula is a large landmass in Kagoshima Prefecture, southern Kyushu, Japan, known for its rugged coastline, volcanic landscapes, and proximity to the active volcano Sakurajima.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.