Sarushima
E258577
Sarushima is a small, uninhabited island in Tokyo Bay known for its beaches, fishing spots, and preserved military fortifications, making it a popular day-trip destination.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Sarushima Island | 3 |
| Sarushima canonical | 2 |
| 猿島 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1279075 — 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: Sarushima Context triple: [Tokyo Bay, hasIsland, Sarushima]
-
A.
Iōjima
Iōjima, more widely known as Iwo Jima, is a small volcanic island in the Pacific Ocean famous as the site of a major World War II battle between Japan and the United States.
-
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.
Etajima Island
Etajima Island is a Japanese island in Hiroshima Prefecture best known as the historic site of the former Imperial Japanese Naval Academy.
-
D.
Taisho-jima
Taisho-jima is one of the small, uninhabited islets in the disputed Senkaku Islands chain in the East China Sea.
-
E.
Awaji Island
Awaji Island is a large island in Japan’s Seto Inland Sea, known as the epicenter of the 1995 Great Hanshin earthquake and for its scenic landscapes and cultural heritage.
- 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: Sarushima Target entity description: Sarushima is a small, uninhabited island in Tokyo Bay known for its beaches, fishing spots, and preserved military fortifications, making it a popular day-trip destination.
-
A.
Iōjima
Iōjima, more widely known as Iwo Jima, is a small volcanic island in the Pacific Ocean famous as the site of a major World War II battle between Japan and the United States.
-
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.
Etajima Island
Etajima Island is a Japanese island in Hiroshima Prefecture best known as the historic site of the former Imperial Japanese Naval Academy.
-
D.
Taisho-jima
Taisho-jima is one of the small, uninhabited islets in the disputed Senkaku Islands chain in the East China Sea.
-
E.
Awaji Island
Awaji Island is a large island in Japan’s Seto Inland Sea, known as the epicenter of the 1995 Great Hanshin earthquake and for its scenic landscapes and cultural heritage.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
island
ⓘ
tourist destination ⓘ uninhabited island ⓘ |
| accessMethod | ferry ⓘ |
| country | Japan ⓘ |
| currentStatus |
open to the public
ⓘ
uninhabited ⓘ |
| dayTripDestinationFrom |
Tokyo
ⓘ
Yokohama ⓘ |
| departurePort | Mikasa Pier ⓘ |
| eraOfMainFortifications |
Meiji era
ⓘ
surface form:
Meiji period
|
| eraOfUseAsFort |
early 20th century
ⓘ
late 19th century ⓘ |
| hasAttraction |
barbecue areas
ⓘ
birdwatching ⓘ shore fishing ⓘ snorkeling ⓘ swimming ⓘ tunnels and brick corridors ⓘ |
| hasFacility |
rental barbecue equipment
ⓘ
toilets ⓘ visitor rest area ⓘ |
| hasFeature |
observation points
ⓘ
picnic areas ⓘ rocky shoreline ⓘ sand beaches ⓘ sea caves ⓘ walking trails ⓘ |
| hasHistoricalSiteType |
ammunition storage facilities
ⓘ
coastal defense batteries ⓘ gun emplacements ⓘ military fortifications ⓘ observation posts ⓘ |
| hasJapaneseName |
Sarushima
self-linksurface differs
ⓘ
surface form:
猿島
|
| hasUse |
beach resort
ⓘ
fishing spot ⓘ historical site ⓘ recreational area ⓘ |
| inhabited | no ⓘ |
| islandType | natural island ⓘ |
| locatedInAdministrativeTerritorialEntity | Yokosuka ⓘ |
| locatedInBodyOfWater | Tokyo Bay ⓘ |
| locatedInPrefecture | Kanagawa Prefecture NERFINISHED ⓘ |
| locatedInRegion | Kantō region ⓘ |
| locatedInTimeZone | Japan Standard Time ⓘ |
| managedBy |
Yokosuka City Government
ⓘ
surface form:
Yokosuka city authorities
|
| population | 0 ⓘ |
| tourismCategory |
heritage tourism
ⓘ
nature tourism ⓘ |
| translationOfName | Monkey Island ⓘ |
| usedBy |
Imperial Japanese Army
ⓘ
Imperial Japanese Navy ⓘ |
| usedFor | defense of Tokyo Bay ⓘ |
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: Sarushima Description of subject: Sarushima is a small, uninhabited island in Tokyo Bay known for its beaches, fishing spots, and preserved military fortifications, making it a popular day-trip destination.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Sarushima Island
this entity surface form:
猿島
this entity surface form:
Sarushima Island
this entity surface form:
Sarushima Island