Robeson Channel
E461794
Robeson Channel is a narrow Arctic waterway between Greenland and Canada that forms part of the route connecting the Lincoln Sea to the northern reaches of Baffin Bay.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Robeson Channel canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4679525 — 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: Robeson Channel Context triple: [Nares Strait, hasPart, Robeson Channel]
-
A.
Reynolds Channel
Reynolds Channel is a tidal strait in Nassau County, New York, separating Long Beach Island from the mainland and connecting several local waterways to the Atlantic Ocean.
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B.
Dean Channel
Dean Channel is a remote fjord on the central coast of British Columbia, Canada, known for its rugged coastline, rich marine life, and cultural significance to Indigenous peoples.
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C.
Garrison Channel
Garrison Channel is a waterway in downtown Tampa, Florida, that separates the city’s central business district from Harbour Island and serves as a key part of the Tampa waterfront.
-
D.
Buttermilk Channel
Buttermilk Channel is a tidal strait in New York City that separates Brooklyn from Governors Island and connects Upper New York Bay with the East River.
-
E.
West Channel
West Channel is a navigable waterway within Detroit Harbor, known for facilitating local marine traffic and access around Washington Island in Wisconsin.
- 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: Robeson Channel Target entity description: Robeson Channel is a narrow Arctic waterway between Greenland and Canada that forms part of the route connecting the Lincoln Sea to the northern reaches of Baffin Bay.
-
A.
Reynolds Channel
Reynolds Channel is a tidal strait in Nassau County, New York, separating Long Beach Island from the mainland and connecting several local waterways to the Atlantic Ocean.
-
B.
Dean Channel
Dean Channel is a remote fjord on the central coast of British Columbia, Canada, known for its rugged coastline, rich marine life, and cultural significance to Indigenous peoples.
-
C.
Garrison Channel
Garrison Channel is a waterway in downtown Tampa, Florida, that separates the city’s central business district from Harbour Island and serves as a key part of the Tampa waterfront.
-
D.
Buttermilk Channel
Buttermilk Channel is a tidal strait in New York City that separates Brooklyn from Governors Island and connects Upper New York Bay with the East River.
-
E.
West Channel
West Channel is a navigable waterway within Detroit Harbor, known for facilitating local marine traffic and access around Washington Island in Wisconsin.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Arctic waterway
ⓘ
strait ⓘ |
| adjacentTo |
Peary Land, Greenland
NERFINISHED
ⓘ
northern Ellesmere Island ⓘ |
| belongsToSea |
Baffin Bay
NERFINISHED
ⓘ
Lincoln Sea NERFINISHED ⓘ |
| borderedBy |
Ellesmere Island
NERFINISHED
ⓘ
Greenland NERFINISHED ⓘ |
| climate | polar climate ⓘ |
| connects |
Lincoln Sea
NERFINISHED
ⓘ
northern Baffin Bay ⓘ |
| countryOnShore |
Canada
NERFINISHED
ⓘ
Kingdom of Denmark NERFINISHED ⓘ |
| discoveredBy | 19th-century Arctic explorers ⓘ |
| ecoregion | Arctic marine ecosystem ⓘ |
| exploredDuring | United States Polaris Expedition (1871–1873) NERFINISHED ⓘ |
| geopoliticalZone | Arctic Archipelago region NERFINISHED ⓘ |
| hasNearbySettlement |
Alert, Nunavut
NERFINISHED
ⓘ
Station Nord, Greenland NERFINISHED ⓘ |
| hydrologicalRole | conduit for export of Arctic sea ice to Baffin Bay ⓘ |
| iceCoverage | perennial or near-perennial sea ice ⓘ |
| length | approximately 80 km ⓘ |
| locatedIn |
Arctic Ocean
ⓘ
between 81°N and 82°N latitude ⓘ between approximately 60°W and 65°W longitude ⓘ |
| locatedNorthOf | Kane Basin NERFINISHED ⓘ |
| locatedSouthOf | Lincoln Sea NERFINISHED ⓘ |
| namedAfter | George M. Robeson NERFINISHED ⓘ |
| namedAfterOccupation | United States Secretary of the Navy ⓘ |
| namedDuring | Polaris expedition NERFINISHED ⓘ |
| navigation | difficult due to heavy ice ⓘ |
| oceanographicCharacteristic |
drift of multi-year sea ice
ⓘ
strong tidal currents ⓘ |
| partOf |
Nares Strait
NERFINISHED
ⓘ
Northwest Passage system (broad geographic sense) NERFINISHED ⓘ route between Lincoln Sea and Baffin Bay ⓘ waterway system between Arctic Ocean and Baffin Bay ⓘ |
| region | High Arctic NERFINISHED ⓘ |
| salinity | influenced by inflow from Arctic Ocean ⓘ |
| separates |
Canada
NERFINISHED
ⓘ
Ellesmere Island NERFINISHED ⓘ Greenland NERFINISHED ⓘ |
| surfaceCondition | largely covered by sea ice most of the year ⓘ |
| temperature | near-freezing sea surface temperatures ⓘ |
| usedFor |
climate and sea-ice studies
ⓘ
scientific research on Arctic oceanography ⓘ |
| width | approximately 18 to 29 km ⓘ |
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: Robeson Channel Description of subject: Robeson Channel is a narrow Arctic waterway between Greenland and Canada that forms part of the route connecting the Lincoln Sea to the northern reaches of Baffin Bay.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.