Minamitorishima
E163468
Minamitorishima is a remote Japanese coral atoll in the northwestern Pacific Ocean, known as Japan’s easternmost territory and an important exclusive economic zone outpost.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Minamitorishima canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1128879 — 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: Minamitorishima Context triple: [Ogasawara Islands, hasPart, Minamitorishima]
-
A.
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.
-
B.
Miyako Islands
The Miyako Islands are a subtropical Japanese island group in Okinawa Prefecture known for their coral reefs, white-sand beaches, and clear blue waters.
-
C.
Ogasawara Islands
The Ogasawara Islands are a remote Japanese archipelago in the Pacific Ocean, known for their unique biodiversity and strategic military significance during World War II.
-
D.
Hahajima
Hahajima is a remote, subtropical island in Japan’s Ogasawara (Bonin) archipelago, known for its rugged terrain, rich endemic biodiversity, and relative isolation.
-
E.
Amami Islands
The Amami Islands are a subtropical Japanese archipelago in the northern Ryukyu chain, known for their unique biodiversity, coral reefs, and distinct Ryukyuan culture.
- 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: Minamitorishima Target entity description: Minamitorishima is a remote Japanese coral atoll in the northwestern Pacific Ocean, known as Japan’s easternmost territory and an important exclusive economic zone outpost.
-
A.
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.
-
B.
Miyako Islands
The Miyako Islands are a subtropical Japanese island group in Okinawa Prefecture known for their coral reefs, white-sand beaches, and clear blue waters.
-
C.
Ogasawara Islands
The Ogasawara Islands are a remote Japanese archipelago in the Pacific Ocean, known for their unique biodiversity and strategic military significance during World War II.
-
D.
Hahajima
Hahajima is a remote, subtropical island in Japan’s Ogasawara (Bonin) archipelago, known for its rugged terrain, rich endemic biodiversity, and relative isolation.
-
E.
Amami Islands
The Amami Islands are a subtropical Japanese archipelago in the northern Ryukyu chain, known for their unique biodiversity, coral reefs, and distinct Ryukyuan culture.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese territory
ⓘ
coral atoll ⓘ island ⓘ |
| administeredBy |
Ogasawara Subprefecture
ⓘ
Ogasawara Village ⓘ Tokyo Metropolis ⓘ
linked to:
Tokyo Prefecture
|
| airstripLength | approximately 1,500 metres ⓘ |
| alsoKnownAs |
Marcus Island
ⓘ
Minami-Tori-shima ⓘ |
| annexedBy | Japan ⓘ |
| annexedYear | 1898 ⓘ |
| area | approximately 1.2 square kilometres ⓘ |
| belongsTo | Japan’s remote islands ⓘ |
| claimedBy | Japan ⓘ |
| claimedYear | 1898 ⓘ |
| climate | tropical rainforest climate ⓘ |
| country | Japan ⓘ |
| countryLargestDistanceExtreme | easternmost point of Japan ⓘ |
| discoveredBy | Japanese sailor Kiozaemon Saito ⓘ |
| discoveryYear | 1702 ⓘ |
| distanceToGuam | about 1,300 kilometres east of Guam ⓘ |
| distanceToTokyo | about 1,848 kilometres southeast of Tokyo ⓘ |
| economicImportance | potential rare earth element resources in surrounding seabed ⓘ |
| elevation | approximately 9 metres ⓘ |
| hasCoordinateLatitude | 24.2833 N ⓘ |
| hasCoordinateLongitude | 153.9833 E ⓘ |
| hasFacility |
Japan Meteorological Agency weather station
ⓘ
airstrip ⓘ |
| hasNo | natural harbour ⓘ |
| hasRunwaySurface | asphalt ⓘ |
| islandType | coral atoll ⓘ |
| isPartOf |
Ogasawara Islands
ⓘ
Tokyo Metropolis ⓘ
linked to:
Tokyo Prefecture
|
| locatedIn |
Pacific Ocean
ⓘ
northwestern Pacific Ocean ⓘ
linked to:
Northwestern Pacific Ocean
|
| locatedInExclusiveEconomicZoneOf | Japan ⓘ |
| locatedOn |
Philippine Sea plate
ⓘ
linked to:
Philippine Sea Plate
|
| occupationPeriod | World War II ⓘ |
| occupiedBy |
United States
ⓘ
linked to:
United States of America
|
| population | no permanent civilian population ⓘ |
| returnedTo | Japan ⓘ |
| returnYear | 1968 ⓘ |
| sovereignState | Japan ⓘ |
| strategicImportance | extends Japan exclusive economic zone ⓘ |
| surroundedBy | coral reef ⓘ |
| timeZone | Japan Standard Time ⓘ |
| usedFor |
Japan Maritime Self-Defense Force facility
ⓘ
meteorological observation ⓘ |
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: Minamitorishima Description of subject: Minamitorishima is a remote Japanese coral atoll in the northwestern Pacific Ocean, known as Japan’s easternmost territory and an important exclusive economic zone outpost.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.