Assertion: sisal | /r/HasProperty | preferred material
Facets:
value: for toys
type: PURPOSE
value: for cat posts
type: PURPOSE
value: because of its sturdy fibers
type: CAUSE
Source sentences:
text: Sisal, an agave plant whose leaves are used to make everything from carpets to clothes to baskets, is the preferred material for cat posts and toys because of its sturdy fibers.
text: Consequently, this is why sisal is the preferred material.