Assertion: mountain gorilla's nest | /r/HasProperty | built in tree
Facets:
value: on the floor
type: LOCATION
value: on ground
type: LOCATION
Source sentences:
text: Gorillas have been observed to sleep in nests which are built either in trees or on ground considering various aspects including the vegetation along with security situation
text: They sleep on nests built on trees or steep sites on the floor.