Boulder Glacier
E373252
Boulder Glacier is a prominent glacier on the southeastern flank of Washington State’s Mount Baker, known for its dynamic retreat and crevasse-riven ice.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Boulder Glacier canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T1868051 — 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: Boulder Glacier Context triple: [Mount Baker, hasGlacier, Boulder Glacier]
-
A.
Grinnell Glacier
Grinnell Glacier is a prominent and rapidly retreating mountain glacier in Montana’s Glacier National Park, noted for its striking turquoise meltwater lake and accessibility to hikers.
-
B.
Whitewater Glacier
Whitewater Glacier is a mountain glacier located on the slopes of Mount Jefferson in the Cascade Range of Oregon.
-
C.
Gilkey Glacier
Gilkey Glacier is a large valley glacier in the Juneau Icefield of southeastern Alaska, known for its extensive crevasses and contribution to regional glacial and climate studies.
-
D.
Broad Valley Glacier
Broad Valley Glacier is a glacier located on Trinity Peninsula, the northernmost part of the Antarctic Peninsula.
-
E.
Palisade Glacier
Palisade Glacier is the largest remaining glacier in the Sierra Nevada of California, located on the eastern slope of the Palisades range.
- 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: Boulder Glacier Target entity description: Boulder Glacier is a prominent glacier on the southeastern flank of Washington State’s Mount Baker, known for its dynamic retreat and crevasse-riven ice.
-
A.
Grinnell Glacier
Grinnell Glacier is a prominent and rapidly retreating mountain glacier in Montana’s Glacier National Park, noted for its striking turquoise meltwater lake and accessibility to hikers.
-
B.
Whitewater Glacier
Whitewater Glacier is a mountain glacier located on the slopes of Mount Jefferson in the Cascade Range of Oregon.
-
C.
Gilkey Glacier
Gilkey Glacier is a large valley glacier in the Juneau Icefield of southeastern Alaska, known for its extensive crevasses and contribution to regional glacial and climate studies.
-
D.
Broad Valley Glacier
Broad Valley Glacier is a glacier located on Trinity Peninsula, the northernmost part of the Antarctic Peninsula.
-
E.
Palisade Glacier
Palisade Glacier is the largest remaining glacier in the Sierra Nevada of California, located on the eastern slope of the Palisades range.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
glacier
ⓘ
mountain glacier ⓘ |
| belongsTo | Mount Baker volcanic system ⓘ |
| climateZone | maritime glacier climate ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| drains | southeastern sector of Mount Baker icecap ⓘ |
| feeds | Boulder Creek ⓘ |
| flowsToward | southeast ⓘ |
| hasAccessTrail | Boulder Ridge route (Mount Baker) ⓘ |
| hasFeature |
crevasse-riven ice
ⓘ
heavily crevassed surface ⓘ icefall sections ⓘ |
| hasHazard |
crevasse falls
ⓘ
icefall collapse ⓘ rockfall near terminus ⓘ |
| hasMorphology | valley glacier characteristics ⓘ |
| hasOrientation | southeast-facing ⓘ |
| hasRetreatedSince | late 19th century ⓘ |
| hasSurfaceType | snow and ice ⓘ |
| hydrologicalBasin |
Nooksack River basin
ⓘ
linked to:
Nooksack River
|
| isMonitoredFor |
climate change indicators
ⓘ
glacial retreat ⓘ |
| locatedIn |
United States
ⓘ
linked to:
United States of America
Washington State ⓘ
linked to:
Washington
Whatcom County ⓘ |
| locatedOn | Mount Baker ⓘ |
| locatedOnFlank | southeastern flank of Mount Baker ⓘ |
| mountain | Mount Baker ⓘ |
| notableFor |
crevasse development
ⓘ
dynamic retreat ⓘ rapid 20th-century retreat ⓘ |
| partOf |
Cascade Range
ⓘ
North Cascades ⓘ |
| region | Pacific Northwest ⓘ |
| state | Washington ⓘ |
| status | retreating ⓘ |
| surfaceElevationContext | high-elevation glacier on Mount Baker ⓘ |
| terminusType |
icefall
ⓘ
talus ⓘ |
| usedFor |
glaciological study
ⓘ
mountaineering access on Mount Baker ⓘ |
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: Boulder Glacier Description of subject: Boulder Glacier is a prominent glacier on the southeastern flank of Washington State’s Mount Baker, known for its dynamic retreat and crevasse-riven ice.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.