Assertion: bobcat's den | /r/HasProperty | hidden
Facets:
Source sentences:
text: They sleep in hidden dens, often in hollow trees, thickets, or rocky crevices.
text: They sleep in hidden dens, often in hollow trees, thickets, or rocky crevices.
text: They are known to sleep in hollow trees, hidden dens, thickets, or rocky crevices.