Assertion: bear's scent | /r/HasProperty | left on purpose
Facets:
value: by biting
type: MANNER
value: by marks
type: OTHER
value: by scat
type: OTHER
value: by tree rubbing
type: MANNER
value: by urine
type: CAUSE
Source sentences:
text: A complex system of social messages are communicated through trails of airborne scent; scent transferred to twigs, branches and grasses; and scents left on purpose by tree rubbing or biting, as well as scat or urine marks.