Dotson Ice Shelf
E162237
Dotson Ice Shelf is a floating extension of the West Antarctic Ice Sheet that drains into the Amundsen Sea and plays a significant role in regional ice loss and sea-level rise.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Dotson Ice Shelf canonical | 2 |
| Getz Ice Shelf | 2 |
| Pine Island Glacier ice shelf | 1 |
| Thwaites Glacier ice shelf | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1346022 — 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: Dotson Ice Shelf Context triple: [Amundsen Sea, hasPart, Dotson Ice Shelf]
-
A.
Ross Ice Shelf
The Ross Ice Shelf is the world’s largest ice shelf, a vast floating extension of the Antarctic ice sheet that plays a key role in buttressing inland glaciers and influencing global sea-level stability.
-
B.
Larsen Ice Shelf
The Larsen Ice Shelf is a large Antarctic ice shelf fringing the eastern coast of the Antarctic Peninsula, known for its dramatic partial collapses that have highlighted the impacts of climate change.
-
C.
Filchner-Ronne Ice Shelf
The Filchner-Ronne Ice Shelf is one of Antarctica’s largest ice shelves, fringing the southern Weddell Sea and playing a key role in the region’s glaciology and ocean circulation.
-
D.
Amalia Glacier
Amalia Glacier is a tidewater glacier in southern Chile, known for its dramatic calving front and rapid retreat along the edge of the Southern Patagonian Ice Field.
-
E.
Martial Glacier
Martial Glacier is a scenic mountain glacier near Ushuaia in Tierra del Fuego, Argentina, popular for hiking, panoramic views, and winter sports.
- 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: Dotson Ice Shelf Target entity description: Dotson Ice Shelf is a floating extension of the West Antarctic Ice Sheet that drains into the Amundsen Sea and plays a significant role in regional ice loss and sea-level rise.
-
A.
Ross Ice Shelf
The Ross Ice Shelf is the world’s largest ice shelf, a vast floating extension of the Antarctic ice sheet that plays a key role in buttressing inland glaciers and influencing global sea-level stability.
-
B.
Larsen Ice Shelf
The Larsen Ice Shelf is a large Antarctic ice shelf fringing the eastern coast of the Antarctic Peninsula, known for its dramatic partial collapses that have highlighted the impacts of climate change.
-
C.
Filchner-Ronne Ice Shelf
The Filchner-Ronne Ice Shelf is one of Antarctica’s largest ice shelves, fringing the southern Weddell Sea and playing a key role in the region’s glaciology and ocean circulation.
-
D.
Amalia Glacier
Amalia Glacier is a tidewater glacier in southern Chile, known for its dramatic calving front and rapid retreat along the edge of the Southern Patagonian Ice Field.
-
E.
Martial Glacier
Martial Glacier is a scenic mountain glacier near Ushuaia in Tierra del Fuego, Argentina, popular for hiking, panoramic views, and winter sports.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
glacial feature
ⓘ
ice shelf ⓘ |
| adjacentTo |
Crosson Ice Shelf
ⓘ
Getz Ice Shelf ⓘ |
| connectedTo | inland outlet glaciers of West Antarctic Ice Sheet ⓘ |
| country | Antarctica ⓘ |
| drainsInto | Amundsen Sea ⓘ |
| hasImportance |
indicator of West Antarctic Ice Sheet stability
ⓘ
key region for assessing future sea-level projections ⓘ |
| hasProcess |
basal melting driven by warm ocean water
ⓘ
ice flow from inland glaciers ⓘ |
| hasProperty |
experiencing increased basal melt in recent decades
ⓘ
sensitive to changes in ocean circulation ⓘ subject to thinning ⓘ |
| hasRole |
buttresses inland ice flow from West Antarctic Ice Sheet
ⓘ
contributes to global sea-level rise ⓘ contributes to regional ice mass loss ⓘ |
| is | floating extension of grounded ice sheet ⓘ |
| locatedInOrNearby |
Amundsen Sea
ⓘ
surface form:
Amundsen Sea Embayment
|
| locatedOnCoastOf | Marie Byrd Land ⓘ |
| location | West Antarctica ⓘ |
| monitoredBy |
satellite altimetry
ⓘ
satellite gravimetry ⓘ satellite radar interferometry ⓘ |
| partOf |
Amundsen Sea
ⓘ
surface form:
Amundsen Sea sector of West Antarctica
West Antarctica ⓘ
surface form:
West Antarctic Ice Sheet
|
| studiedFor |
basal melt rates
ⓘ
contribution to sea-level change ⓘ ice–ocean interactions ⓘ |
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: Dotson Ice Shelf Description of subject: Dotson Ice Shelf is a floating extension of the West Antarctic Ice Sheet that drains into the Amundsen Sea and plays a significant role in regional ice loss and sea-level rise.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Getz Ice Shelf
this entity surface form:
Thwaites Glacier ice shelf
this entity surface form:
Pine Island Glacier ice shelf
this entity surface form:
Getz Ice Shelf