Assertion: gopher tortoise's shell | /r/HasProperty | flat
Facets:
value: very
type: DEGREE
value: to aid in swimming
type: PURPOSE
value: absolutely
type: DEGREE
Source sentences:
text: The bottom shell of a female is absolutely flat, while the male's is concave.
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: The shell of the pancake tortoise is very flat, which makes it easier for the tortoise to right itself when overturned.