Assertion: dolphin | /r/CapableOf | rest at the surface of the water
Facets:
value: without having to lift its head
type: MANNER
Source sentences:
text: Second by having a blowhole on the top of its head a dolphin can rest at the surface of the water without having to lift its head all the way up to breathe.
text: They must sleep at the surface of the water with their blowholes exposed.