Minami-Tori-shima
E691888
Minami-Tori-shima is a remote Japanese coral atoll in the northwestern Pacific Ocean that marks Japan’s easternmost point and hosts a weather station and airstrip.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Minami-Tori-shima canonical | 5 |
| Minamitorishima | 1 |
| 南鳥島 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7039390 — 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: Minami-Tori-shima Context triple: [Minamitorishima, alsoKnownAs, Minami-Tori-shima]
-
A.
Kurima-jima
Kurima-jima is a small inhabited island in Okinawa Prefecture, Japan, known for its scenic beaches, coral reefs, and the Kurima Bridge connecting it to Miyako-jima.
-
B.
Minamidaitōjima
Minamidaitōjima is a remote coral island in Japan’s Okinawa Prefecture, known for its subtropical climate, sugarcane agriculture, and role as one of the main inhabited islands of the Daitō archipelago.
-
C.
Shimoji-shima
Shimoji-shima is a small island in Okinawa Prefecture, Japan, known for its clear waters, coral reefs, and the Shimojishima Airport used for both tourism and pilot training.
-
D.
Taisho-jima
Taisho-jima is one of the small, uninhabited islets in the disputed Senkaku Islands chain in the East China Sea.
-
E.
Okamurajima
Okamurajima is a small Japanese island located in the Seto Inland Sea near Etajima in Hiroshima Prefecture, known for its scenic coastal landscapes and quiet rural character.
- 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: Minami-Tori-shima Target entity description: Minami-Tori-shima is a remote Japanese coral atoll in the northwestern Pacific Ocean that marks Japan’s easternmost point and hosts a weather station and airstrip.
-
A.
Kurima-jima
Kurima-jima is a small inhabited island in Okinawa Prefecture, Japan, known for its scenic beaches, coral reefs, and the Kurima Bridge connecting it to Miyako-jima.
-
B.
Minamidaitōjima
Minamidaitōjima is a remote coral island in Japan’s Okinawa Prefecture, known for its subtropical climate, sugarcane agriculture, and role as one of the main inhabited islands of the Daitō archipelago.
-
C.
Shimoji-shima
Shimoji-shima is a small island in Okinawa Prefecture, Japan, known for its clear waters, coral reefs, and the Shimojishima Airport used for both tourism and pilot training.
-
D.
Taisho-jima
Taisho-jima is one of the small, uninhabited islets in the disputed Senkaku Islands chain in the East China Sea.
-
E.
Okamurajima
Okamurajima is a small Japanese island located in the Seto Inland Sea near Etajima in Hiroshima Prefecture, known for its scenic coastal landscapes and quiet rural character.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese island
ⓘ
coral atoll ⓘ remote island ⓘ |
| administeredBy |
Ogasawara Subprefecture
ⓘ
Ogasawara Village ⓘ Tokyo Metropolis ⓘ
linked to:
Tokyo Prefecture
|
| area | approximately 1.2 square kilometers ⓘ |
| belongsTo |
Japanese outlying islands
ⓘ
Japan’s remote islands ⓘ |
| climate | tropical ⓘ |
| country | Japan ⓘ |
| discoveredBy | European sailors in the 19th century ⓘ |
| distanceFromTokyo | over 1,800 kilometers southeast of Tokyo ⓘ |
| ecosystem | coral reef ecosystem ⓘ |
| elevation | approximately 9 meters above sea level ⓘ |
| exclusiveEconomicZoneBasis | Japanese EEZ in the western Pacific ⓘ |
| geologicalType | coral reef ⓘ |
| habitation | staffed by rotating personnel ⓘ |
| hasAlternativeName | Marcus Island ⓘ |
| hasCode | ICAO airport code RJAM ⓘ |
| hasCommunicationFacility | radio and meteorological communications equipment ⓘ |
| hasFacility |
airstrip
ⓘ
weather station ⓘ |
| hasFunction |
oceanic weather monitoring point
ⓘ
typhoon observation point ⓘ |
| hasInfrastructure | port facilities for small vessels ⓘ |
| hasJapaneseName |
南鳥島
ⓘ
linked to:
Minami-Tori-shima
|
| hasRole | easternmost point of Japan ⓘ |
| hasRunway | approximately 1,500 meters long ⓘ |
| importanceForNavigation | reference point in the northwest Pacific ⓘ |
| legalStatus | Japanese territory ⓘ |
| locatedIn |
Philippine Sea
ⓘ
northwestern Pacific Ocean ⓘ
linked to:
Northwestern Pacific Ocean
|
| nearbyMajorLandmass | far from any continental coast ⓘ |
| partOf | Ogasawara Islands ⓘ |
| populationType | non-permanent ⓘ |
| primaryUse |
meteorological observation
ⓘ
military support ⓘ |
| region | western Pacific Ocean ⓘ |
| shape | triangular ⓘ |
| sovereignty | Japan ⓘ |
| strategicImportance | extension of Japan’s EEZ ⓘ |
| surroundedBy | coral reefs ⓘ |
| terrain | low-lying and flat ⓘ |
| timeZone | Japan Standard Time ⓘ |
| uninhabitedStatus | no permanent civilian population ⓘ |
| usedBy |
Japan Maritime Self-Defense Force
ⓘ
Japan Meteorological Agency ⓘ |
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: Minami-Tori-shima Description of subject: Minami-Tori-shima is a remote Japanese coral atoll in the northwestern Pacific Ocean that marks Japan’s easternmost point and hosts a weather station and airstrip.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Japanese sailor Kiozaemon Saito
linked to: Minami-Tori-shima
linked to: Minami-Tori-shima