Assertion: chimpanzee's thumb | /r/HasProperty | useful
Facets:
value: in this mode of travel
type: OTHER
value: for these animals
type: TRANSITIVE-OBJECT
value: in using tools
type: OTHER
Source sentences:
text: The opposable thumbs are also useful for these animals in using tools like, stones for cracking nuts.
text: Their long hands and fingers and short thumbs, able to curl around branches, are useful in this mode of travel.