Assertion: porcupine's den | /r/AtLocation | cave
Facets:
value: under houses
type: LOCATION
value: under barns
type: LOCATION
Source sentences:
text: They live in dens found in rock piles, caves, fallen logs and trees.
text: The dens can be found in rock crevices, caves, hollow logs, or under houses and barns.
text: The dens can be found in rock crevices, caves, hollow logs, or under houses and barns.