Middle Glacier
E726220
Middle Glacier is a smaller neighboring glacier located near Portage Glacier in the Chugach Mountains of south-central Alaska.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Middle Glacier canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7070344 — 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: Middle Glacier Context triple: [Portage Glacier, hasNearbyGlacier, Middle Glacier]
-
A.
Broad Valley Glacier
Broad Valley Glacier is a glacier located on Trinity Peninsula, the northernmost part of the Antarctic Peninsula.
-
B.
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.
-
C.
Field Glacier
Field Glacier is a glacier associated with Alaska’s Juneau Icefield, contributing to its extensive network of interconnected ice flows.
-
D.
Hayden Glacier
Hayden Glacier is a mountain glacier located on the slopes of Middle Sister in the Cascade Range of Oregon.
-
E.
Coe Glacier
Coe Glacier is a mountain glacier on the northwestern flank of Mount Hood in Oregon, known for its crevasses and role in feeding local streams.
- 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: Middle Glacier Target entity description: Middle Glacier is a smaller neighboring glacier located near Portage Glacier in the Chugach Mountains of south-central Alaska.
-
A.
Broad Valley Glacier
Broad Valley Glacier is a glacier located on Trinity Peninsula, the northernmost part of the Antarctic Peninsula.
-
B.
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.
-
C.
Field Glacier
Field Glacier is a glacier associated with Alaska’s Juneau Icefield, contributing to its extensive network of interconnected ice flows.
-
D.
Hayden Glacier
Hayden Glacier is a mountain glacier located on the slopes of Middle Sister in the Cascade Range of Oregon.
-
E.
Coe Glacier
Coe Glacier is a mountain glacier on the northwestern flank of Mount Hood in Oregon, known for its crevasses and role in feeding local streams.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf | glacier ⓘ |
| continent | North America ⓘ |
| country | United States of America ⓘ |
| drainageBasin |
Portage River basin
ⓘ
linked to:
Portage River
|
| glacierType | valley glacier ⓘ |
| hasNameLanguage | English ⓘ |
| hasNeighbor | Portage Glacier ⓘ |
| hydrologicalContext | feeds streams flowing toward Portage Lake ⓘ |
| isSubjectOf | topographic maps of the Chugach Mountains ⓘ |
| locatedIn |
Alaska
ⓘ
Chugach Mountains ⓘ |
| locatedInBorough |
Anchorage Municipality
ⓘ
linked to:
Municipality of Anchorage
|
| locatedInRegion | south-central Alaska ⓘ |
| locatedNear |
Portage Glacier
ⓘ
Portage Lake ⓘ Turnagain Arm ⓘ Whittier, Alaska ⓘ |
| mountainRange | Chugach Mountains ⓘ |
| nearbyProtectedArea | Chugach National Forest ⓘ |
| nearbyTransportationRoute |
Portage Glacier Road
ⓘ
linked to:
Portage Glacier Highway
Seward Highway ⓘ |
| partOf | Chugach National Forest ⓘ |
| region |
south-central Alaska
ⓘ
linked to:
Southcentral Alaska
|
| relativeSizeToPortageGlacier | smaller ⓘ |
| state | Alaska ⓘ |
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: Middle Glacier Description of subject: Middle Glacier is a smaller neighboring glacier located near Portage Glacier in the Chugach Mountains of south-central Alaska.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.