Assertion: woodpecker's feather | /r/HasProperty | stiff
Facets:
value: very
type: DEGREE
Source sentences:
text: The feathers of a woodpecker’s tail are very stiff and there is a good reason for that.
text: : The feathers of a woodpecker’s tail are very stiff and there is a good reason for that.
text: These feathers are extremely stiff and supported by a number of large muscles.