Assertion: spider | /r/CapableOf | start using silk
Facets:
value: as bush webs
type: MANNER
value: as ground
type: MANNER
value: first as guide lines
type: MANNER
value: for hunting purposes
type: PURPOSE
value: gradually
type: MANNER
Source sentences:
text: Spiders gradually started using silk for hunting purposes, first as guide lines and signal lines, then as ground or bush webs, and eventually as the aerial webs that are familiar today.