Assertion: spider's thread | /r/HasProperty | effective
Facets:
value: very
type: DEGREE
value: in snagging the bristles of insects
type: PURPOSE
Source sentences:
text: The fibers are pulled out by the calamistrum, a comblike set of bristles on the jointed tip of the cribellum, and combined into a composite woolly thread that is very effective in snagging the bristles of insects.