Assertion: woodpecker | /r/CapableOf | use their stiff tail
Facets:
value: as a prop
type: PURPOSE
value: in order to balance themselves
type: PURPOSE
Source sentences:
text: Woodpeckers use their stiff tail as a prop while climbing in order to balance themselves.
text: Woodpeckers use their stiff tail as a prop whereas climbing as a way to steadiness themselves.