Seward Peninsula
E152803
The Seward Peninsula is a large, sparsely populated landform in western Alaska that juts into the Bering Sea and is known for its tundra landscapes, rich Indigenous history, and proximity to Russia across the Bering Strait.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Seward Peninsula canonical | 10 |
| Northwestern Alaska | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1027365 — 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: Seward Peninsula Context triple: [District of Alaska, contains, Seward Peninsula]
-
A.
Alaska Peninsula
The Alaska Peninsula is a long, rugged landform in southwestern Alaska that separates the Pacific Ocean from Bristol Bay and connects the North American mainland to the Aleutian Islands.
-
B.
Kodiak Island
Kodiak Island is a large island in Alaska known for its rugged wilderness, rich Alutiiq Indigenous culture, and abundant wildlife including the famous Kodiak brown bears.
-
C.
Panhandle of Alaska
The Panhandle of Alaska is the long, narrow southeastern coastal region of the state, characterized by rugged mountains, temperate rainforests, and numerous islands and fjords.
-
D.
St. Lawrence Island
St. Lawrence Island is a large, sparsely populated island in the Bering Sea, known for its predominantly Siberian Yupik communities and its location between Alaska and Russia.
-
E.
Nunivak Island
Nunivak Island is a large, remote island in the Bering Sea off the coast of Alaska, known for its predominantly Central Alaskan Yup’ik population, traditional subsistence lifestyle, and unique 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: Seward Peninsula Target entity description: The Seward Peninsula is a large, sparsely populated landform in western Alaska that juts into the Bering Sea and is known for its tundra landscapes, rich Indigenous history, and proximity to Russia across the Bering Strait.
-
A.
Alaska Peninsula
The Alaska Peninsula is a long, rugged landform in southwestern Alaska that separates the Pacific Ocean from Bristol Bay and connects the North American mainland to the Aleutian Islands.
-
B.
Kodiak Island
Kodiak Island is a large island in Alaska known for its rugged wilderness, rich Alutiiq Indigenous culture, and abundant wildlife including the famous Kodiak brown bears.
-
C.
Panhandle of Alaska
The Panhandle of Alaska is the long, narrow southeastern coastal region of the state, characterized by rugged mountains, temperate rainforests, and numerous islands and fjords.
-
D.
St. Lawrence Island
St. Lawrence Island is a large, sparsely populated island in the Bering Sea, known for its predominantly Siberian Yupik communities and its location between Alaska and Russia.
-
E.
Nunivak Island
Nunivak Island is a large, remote island in the Bering Sea off the coast of Alaska, known for its predominantly Central Alaskan Yup’ik population, traditional subsistence lifestyle, and unique cultural heritage.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
landform
ⓘ
peninsula ⓘ |
| adjacentTo | Bering Strait ⓘ |
| area | approximately 52,000 square kilometers ⓘ |
| borders |
Bering Sea
ⓘ
Chukchi Sea ⓘ |
| contains |
Bendeleben Mountains
ⓘ
Bering Land Bridge National Preserve ⓘ Cape Prince of Wales ⓘ Imuruk Basin ⓘ Kigluaik Mountains ⓘ King Island (near offshore) ⓘ Nome ⓘ Shishmaref, Alaska ⓘ
surface form:
Shishmaref
Teller ⓘ Wales, Alaska ⓘ York Mountains ⓘ |
| country | United States of America ⓘ |
| extendsInto | Bering Sea ⓘ |
| governedAs | part of Nome Census Area ⓘ |
| hasClimate |
maritime influences along coasts
ⓘ
subarctic climate ⓘ |
| hasEconomicActivity |
small-scale mining
ⓘ
subsistence hunting and fishing ⓘ tourism ⓘ |
| hasEcoregion |
Bering Land Bridge
ⓘ
surface form:
Beringia
|
| hasGeology |
Precambrian and Paleozoic rocks
ⓘ
gold-bearing placer deposits ⓘ |
| hasHighestPoint | Kigluaik Mountains ⓘ |
| hasLandscapeType | tundra ⓘ |
| hasPermafrost | continuous to discontinuous permafrost ⓘ |
| hasPrimaryEthnicGroups |
Inuit
ⓘ
surface form:
Inupiat
Yupik ⓘ |
| hasVegetation | Arctic tundra vegetation ⓘ |
| knownFor |
Inupiat communities
ⓘ
Nome Gold Rush ⓘ Yupik communities ⓘ gold mining history ⓘ reindeer herding ⓘ rich Indigenous history ⓘ |
| length | approximately 320 kilometers ⓘ |
| locatedIn |
Alaska
ⓘ
northwestern Alaska ⓘ
surface form:
western Alaska
|
| locatedOn |
North America
ⓘ
North American Plate ⓘ |
| nearestPointTo |
Chukchi Peninsula
ⓘ
surface form:
Chukotka Peninsula
|
| partOf |
Alaska
ⓘ
Bering Land Bridge ⓘ
surface form:
Bering Land Bridge region
|
| populationDensity | sparsely populated ⓘ |
| separatedFrom | Chukotka Peninsula by Bering Strait ⓘ |
| timeZone | Alaska Time Zone ⓘ |
| width | up to about 225 kilometers ⓘ |
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: Seward Peninsula Description of subject: The Seward Peninsula is a large, sparsely populated landform in western Alaska that juts into the Bering Sea and is known for its tundra landscapes, rich Indigenous history, and proximity to Russia across the Bering Strait.
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Deering, Alaska
this entity surface form:
Northwestern Alaska