Assertion: flea's cocoon | /r/HasProperty | covered with debris
Facets:
value: often
type: TEMPORAL
value: from the environment
type: LOCATION
Source sentences:
text: Pupation occurs when the full grown larvae move to small cracks and produce a cocoon covered with debris.
text: Larvae eventually form pupae , which are in cocoons that are often covered with debris from the environment (sand, pebbles, etc).