Assertion: spider's silk | /r/CapableOf | build smooth walls
Facets:
value: in burrows
type: LOCATION
Source sentences:
text: Silk is used for climbing, to create webs, to build smooth walls in burrows, build egg sacs, and wrap prey.
text: Silk is used for climbing, to create webs, to build smooth walls in burrows, build egg sacs, and wrap prey.