Tustumena Glacier
E437400
Tustumena Glacier is a large valley glacier on Alaska’s Kenai Peninsula, known for its dramatic ice fields and role in shaping Tustumena Lake and the surrounding landscape.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Tustumena Glacier canonical | 2 |
| Tustumena Glacier valley | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2936918 — 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: Tustumena Glacier Context triple: [M/V Tustumena, namedAfter, Tustumena Glacier]
-
A.
Tokositna Glacier
Tokositna Glacier is a major valley glacier in the Alaska Range known for its dramatic ice flows and surrounding rugged mountain scenery.
-
B.
Talum Glacier
Talum Glacier is a mountain glacier located on the slopes of Mount Baker in the North Cascades of Washington State, USA.
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C.
Nabesna Glacier
Nabesna Glacier is a massive valley glacier in eastern Alaska, notable as one of the longest interior valley glaciers in North America.
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D.
Glisan Glacier
Glisan Glacier is one of the smaller alpine glaciers on the slopes of Mount Hood in Oregon, contributing to the mountain’s glacial landscape and meltwater system.
-
E.
Findel Glacier
Findel Glacier is a large valley glacier near Zermatt in the Swiss Pennine Alps, known for its dramatic ice flows and views of surrounding high peaks such as the Monte Rosa massif.
- 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: Tustumena Glacier Target entity description: Tustumena Glacier is a large valley glacier on Alaska’s Kenai Peninsula, known for its dramatic ice fields and role in shaping Tustumena Lake and the surrounding landscape.
-
A.
Tokositna Glacier
Tokositna Glacier is a major valley glacier in the Alaska Range known for its dramatic ice flows and surrounding rugged mountain scenery.
-
B.
Talum Glacier
Talum Glacier is a mountain glacier located on the slopes of Mount Baker in the North Cascades of Washington State, USA.
-
C.
Nabesna Glacier
Nabesna Glacier is a massive valley glacier in eastern Alaska, notable as one of the longest interior valley glaciers in North America.
-
D.
Glisan Glacier
Glisan Glacier is one of the smaller alpine glaciers on the slopes of Mount Hood in Oregon, contributing to the mountain’s glacial landscape and meltwater system.
-
E.
Findel Glacier
Findel Glacier is a large valley glacier near Zermatt in the Swiss Pennine Alps, known for its dramatic ice flows and views of surrounding high peaks such as the Monte Rosa massif.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
glacier
ⓘ
valley glacier ⓘ |
| associatedWith |
recreational activities
ⓘ
wilderness tourism ⓘ |
| climateZone | subarctic ⓘ |
| continent | North America ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| drainageBasin | Tustumena Lake watershed ⓘ |
| flowsThrough |
Tustumena Glacier valley
ⓘ
linked to:
Tustumena Glacier
|
| formationProcess | accumulation and compaction of snow ⓘ |
| geologicalProcess |
glacial erosion
ⓘ
landscape sculpting ⓘ sediment transport ⓘ |
| hasAccess |
backcountry hiking routes
ⓘ
boat access via Tustumena Lake ⓘ |
| hasFeature |
crevasses
ⓘ
glacial meltwater streams ⓘ ice fields ⓘ moraines ⓘ outwash plain ⓘ |
| hasHazard |
crevasse danger
ⓘ
rapidly changing surface conditions ⓘ unstable ice ⓘ |
| hasImpactOn |
local ecosystems
ⓘ
local hydrology ⓘ |
| hasMeltwaterDestination | Tustumena Lake ⓘ |
| influences | Tustumena Lake ⓘ |
| knownFor |
dramatic ice fields
ⓘ
large size ⓘ role in shaping Tustumena Lake ⓘ scenic landscape ⓘ |
| locatedIn |
Alaska
ⓘ
Kenai Peninsula ⓘ United States ⓘ
linked to:
United States of America
|
| movement | flows downslope under gravity ⓘ |
| near | Kenai National Wildlife Refuge ⓘ |
| orientation | generally east–west ⓘ |
| partOf |
Kenai Mountains
ⓘ
Kenai Peninsula glacial system ⓘ
linked to:
Kenai Mountains icefield system
|
| primaryComposition | ice ⓘ |
| region | Southcentral Alaska ⓘ |
| shapes | surrounding landscape of Tustumena Lake ⓘ |
| state | Alaska ⓘ |
| subjectOf |
climate change research
ⓘ
glaciological studies ⓘ |
| terminusForms | Tustumena Lake ⓘ |
| typeOfGlacier | valley glacier ⓘ |
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: Tustumena Glacier Description of subject: Tustumena Glacier is a large valley glacier on Alaska’s Kenai Peninsula, known for its dramatic ice fields and role in shaping Tustumena Lake and the surrounding landscape.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Tustumena Glacier