Assertion: ostrich's foot | /r/HasAspect | three toes
Facets:
value: for greater speed
type: PURPOSE
Source sentences:
text: Cassowary feet have three toes.
text: Each foot has only two toes together with a big nail on the inner toe.
text: The legs of the ostrich are bare skin and each foot has two toes.
text: Each foot has three toes, which are often used for digging and tearing.
text: Its long, thick, and powerful legs can cover great distances without much effort, and its feet have only two toes for greater speed.