Assertion: tortoise's shell | /r/HasProperty | streamlined
Facets:
value: to aid in diving
type: PURPOSE
Source sentences:
text: As turtles generally prefer to live in water, the shell of a turtle is flat and streamlined to aid in swimming and diving, while the shell of a tortoise, which lives on land, is rather large and dome-shaped to provide protection from predators.
text: Turtles tend to have more webbed feet (but not always) and their shells are more flat and streamlined.
text: Turtles tend to have more webbed feet (but not always) and their shells are more flat and streamlined.