Dater Glacier
E827169
Dater Glacier is a glacier in the Sentinel Range of the Ellsworth Mountains in Western Antarctica, known for draining ice from the high peaks of this major mountain range.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Dater Glacier canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8704067 — 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: Dater Glacier Context triple: [Sentinel Range, contains, Dater Glacier]
-
A.
Steffen Glacier
Steffen Glacier is a major outlet glacier draining the Northern Patagonian Ice Field in southern Chile, known for its remote location and contribution to regional freshwater and sea-level changes.
-
B.
Ovech Glacier
Ovech Glacier is a glacier located on Smith Island in the South Shetland Islands of Antarctica.
-
C.
Grewingk Glacier
Grewingk Glacier is a prominent tidewater glacier in Alaska’s Kenai Peninsula, known for its scenic views and popular hiking trails accessible from the Homer area.
-
D.
Sörling Glacier
Sörling Glacier is a glacier located in the Allardyce Range on the sub-Antarctic island of South Georgia in the southern Atlantic Ocean.
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E.
Verila Glacier
Verila Glacier is a glacier on Livingston Island in the South Shetland Islands of Antarctica, known as part of the island’s extensive glacial system.
- 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: Dater Glacier Target entity description: Dater Glacier is a glacier in the Sentinel Range of the Ellsworth Mountains in Western Antarctica, known for draining ice from the high peaks of this major mountain range.
-
A.
Steffen Glacier
Steffen Glacier is a major outlet glacier draining the Northern Patagonian Ice Field in southern Chile, known for its remote location and contribution to regional freshwater and sea-level changes.
-
B.
Ovech Glacier
Ovech Glacier is a glacier located on Smith Island in the South Shetland Islands of Antarctica.
-
C.
Grewingk Glacier
Grewingk Glacier is a prominent tidewater glacier in Alaska’s Kenai Peninsula, known for its scenic views and popular hiking trails accessible from the Homer area.
-
D.
Sörling Glacier
Sörling Glacier is a glacier located in the Allardyce Range on the sub-Antarctic island of South Georgia in the southern Atlantic Ocean.
-
E.
Verila Glacier
Verila Glacier is a glacier on Livingston Island in the South Shetland Islands of Antarctica, known as part of the island’s extensive glacial system.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf | glacier ⓘ |
| associatedWith |
Craddock Massif
NERFINISHED
ⓘ
Mount Gardner NERFINISHED ⓘ Mount Shinn NERFINISHED ⓘ Mount Tyree NERFINISHED ⓘ Nimitz Glacier NERFINISHED ⓘ |
| continent | Antarctica ⓘ |
| country | Antarctica NERFINISHED ⓘ |
| drainageBasin | Nimitz Glacier basin NERFINISHED ⓘ |
| drainageDirection | eastward ⓘ |
| drainsFrom | high peaks of the Sentinel Range ⓘ |
| featureType | valley glacier ⓘ |
| flowsFrom |
east slopes of Craddock Massif
ⓘ
east slopes of Mount Gardner ⓘ east slopes of Mount Shinn ⓘ east slopes of Mount Tyree ⓘ |
| flowsTo | Nimitz Glacier NERFINISHED ⓘ |
| locatedIn |
Ellsworth Mountains
NERFINISHED
ⓘ
Ellsworth Mountains region of West Antarctica NERFINISHED ⓘ Sentinel Range NERFINISHED ⓘ Western Antarctica NERFINISHED ⓘ |
| locatedOn | Ellsworth Land, Antarctica NERFINISHED ⓘ |
| mappedBy | United States Geological Survey NERFINISHED ⓘ |
| mappedUsing |
U.S. Navy air photos
ⓘ
surveys ⓘ |
| mappingPeriod | 1957–1959 ⓘ |
| namedAfter | Truman W. Dater NERFINISHED ⓘ |
| namedBy | Advisory Committee on Antarctic Names NERFINISHED ⓘ |
| partOf | Ellsworth Land NERFINISHED ⓘ |
| region | Sentinel Range, Ellsworth Mountains NERFINISHED ⓘ |
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: Dater Glacier Description of subject: Dater Glacier is a glacier in the Sentinel Range of the Ellsworth Mountains in Western Antarctica, known for draining ice from the high peaks of this major mountain range.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.