United States–Canada maritime boundary
E1324038
UNEXPLORED
The United States–Canada maritime boundary is the internationally recognized sea border that delineates the territorial waters and exclusive economic zones between the two countries across the Atlantic, Arctic, and Pacific Oceans.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Canada–United States border dispute | 1 |
| United States–Canada maritime boundary canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T18434059 — 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: United States–Canada maritime boundary Context triple: [Boundary Bay area, borders, United States–Canada maritime boundary]
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A.
United States–Russia maritime boundary
The United States–Russia maritime boundary is the international sea border in the Bering Strait and surrounding waters that divides the territorial and exclusive economic zones of the United States and Russia.
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B.
Maryland–Virginia maritime boundary
The Maryland–Virginia maritime boundary is the legally defined water border separating the two states’ jurisdictions in the Chesapeake Bay and adjacent coastal waters.
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C.
United States–Mexico maritime boundary (Pacific Ocean)
The United States–Mexico maritime boundary in the Pacific Ocean is the internationally recognized sea border that separates the territorial waters and exclusive economic zones of the United States and Mexico off their Pacific coasts.
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D.
Canada–United States border
The Canada–United States border is the world’s longest international land boundary, separating Canada and the United States across diverse terrains from the Atlantic to the Pacific and Arctic Oceans.
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E.
49th Parallel
"49th Parallel" is a 1941 British war drama film directed by Michael Powell that follows stranded Nazi U-boat sailors attempting to escape across Canada during World War II.
- 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: United States–Canada maritime boundary Target entity description: The United States–Canada maritime boundary is the internationally recognized sea border that delineates the territorial waters and exclusive economic zones between the two countries across the Atlantic, Arctic, and Pacific Oceans.
-
A.
United States–Russia maritime boundary
The United States–Russia maritime boundary is the international sea border in the Bering Strait and surrounding waters that divides the territorial and exclusive economic zones of the United States and Russia.
-
B.
Maryland–Virginia maritime boundary
The Maryland–Virginia maritime boundary is the legally defined water border separating the two states’ jurisdictions in the Chesapeake Bay and adjacent coastal waters.
-
C.
United States–Mexico maritime boundary (Pacific Ocean)
The United States–Mexico maritime boundary in the Pacific Ocean is the internationally recognized sea border that separates the territorial waters and exclusive economic zones of the United States and Mexico off their Pacific coasts.
-
D.
Canada–United States border
The Canada–United States border is the world’s longest international land boundary, separating Canada and the United States across diverse terrains from the Atlantic to the Pacific and Arctic Oceans.
-
E.
49th Parallel
"49th Parallel" is a 1941 British war drama film directed by Michael Powell that follows stranded Nazi U-boat sailors attempting to escape across Canada during World War II.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: United States–Canada maritime boundary