Yunaska Island
E738096
Yunaska Island is the largest and westernmost island of Alaska’s Islands of Four Mountains group in the central Aleutian chain, known for its rugged volcanic landscape and lack of permanent human settlement.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Yunaska Island canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4540201 — 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: Yunaska Island Context triple: [Islands of Four Mountains, hasIsland, Yunaska Island]
-
A.
Balchug Island
Balchug Island is a central Moscow island situated between the Moskva River and its Vodootvodny Canal, known for its historic architecture, business centers, and proximity to the Kremlin.
-
B.
Tanfil’eva Island
Tanfil’eva Island is a small island in the Lesser Kuril Chain of Russia’s Far East, notable for its protected status as part of a key wildlife and bird conservation area.
-
C.
Vaygach Island
Vaygach Island is a remote Arctic island in northern Russia, situated between the Pechora and Kara Seas and known for its harsh climate, tundra landscape, and traditional significance to the Nenets people.
-
D.
Stoltenhoff Island
Stoltenhoff Island is a small, uninhabited rocky islet in the South Atlantic Ocean that forms part of the remote Tristan da Cunha archipelago.
-
E.
Mitkof Island
Mitkof Island is a forested island in the Alexander Archipelago of southeastern Alaska, known for the fishing community of Petersburg and its rich coastal wildlife.
- 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: Yunaska Island Target entity description: Yunaska Island is the largest and westernmost island of Alaska’s Islands of Four Mountains group in the central Aleutian chain, known for its rugged volcanic landscape and lack of permanent human settlement.
-
A.
Balchug Island
Balchug Island is a central Moscow island situated between the Moskva River and its Vodootvodny Canal, known for its historic architecture, business centers, and proximity to the Kremlin.
-
B.
Tanfil’eva Island
Tanfil’eva Island is a small island in the Lesser Kuril Chain of Russia’s Far East, notable for its protected status as part of a key wildlife and bird conservation area.
-
C.
Vaygach Island
Vaygach Island is a remote Arctic island in northern Russia, situated between the Pechora and Kara Seas and known for its harsh climate, tundra landscape, and traditional significance to the Nenets people.
-
D.
Stoltenhoff Island
Stoltenhoff Island is a small, uninhabited rocky islet in the South Atlantic Ocean that forms part of the remote Tristan da Cunha archipelago.
-
E.
Mitkof Island
Mitkof Island is a forested island in the Alexander Archipelago of southeastern Alaska, known for the fishing community of Petersburg and its rich coastal wildlife.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf | island ⓘ |
| access | only by boat or aircraft ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| governingBody | State of Alaska NERFINISHED ⓘ |
| hasCharacteristic |
largely treeless
ⓘ
mountainous ⓘ no permanent human settlement ⓘ remote ⓘ rugged terrain ⓘ subarctic climate ⓘ uninhabited ⓘ volcanic landscape ⓘ |
| hasEcosystem |
coastal tundra
ⓘ
marine ecosystem of the Aleutian region ⓘ |
| hasFeature |
ash deposits
ⓘ
black sand or gravel beaches ⓘ calderas ⓘ lava flows ⓘ marine mammal haulouts ⓘ multiple volcanic cones ⓘ rocky shoreline ⓘ seabird nesting areas ⓘ steep coastal cliffs ⓘ tundra vegetation ⓘ |
| hasWildlife |
sea lions
ⓘ
seabirds ⓘ seals ⓘ whales (offshore) ⓘ |
| locatedIn |
Alaska
ⓘ
Aleutian Islands NERFINISHED ⓘ Bering Sea region NERFINISHED ⓘ Islands of Four Mountains NERFINISHED ⓘ North Pacific Ocean NERFINISHED ⓘ central Aleutian chain ⓘ |
| nearbyIslandGroup |
Andreanof Islands (to the west)
NERFINISHED
ⓘ
Fox Islands (to the east) NERFINISHED ⓘ |
| partOf |
Aleutians West Census Area
NERFINISHED
ⓘ
Islands of Four Mountains group NERFINISHED ⓘ Unorganized Borough, Alaska NERFINISHED ⓘ |
| population | 0 permanent residents ⓘ |
| positionInGroup | westernmost island of the Islands of Four Mountains ⓘ |
| relativeSize | largest island of the Islands of Four Mountains ⓘ |
| tectonicSetting | subduction zone of the Pacific Plate beneath the North American Plate ⓘ |
| timeZone | Alaska Time Zone ⓘ |
| volcanicArc | Aleutian volcanic arc 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: Yunaska Island Description of subject: Yunaska Island is the largest and westernmost island of Alaska’s Islands of Four Mountains group in the central Aleutian chain, known for its rugged volcanic landscape and lack of permanent human settlement.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.