c/Submarine canyons

Information
lexicalization	eng: Submarine canyons
subclass of	(noun) a ravine formed by a river in an area with little rainfall canyon, canon
has instance	e/Amazon Canyon
has instance	e/Bering Canyon
has instance	e/Hudson Canyon
has instance	e/Navarin Canyon
has instance	e/Perth Canyon
has instance	e/Pribilof Canyon