Assertion: prairie dog | /r/CapableOf | return to their burrows
Facets:
value: at night
type: TEMPORAL
value: to sleep
type: PURPOSE
Source sentences:
text: Prairie dogs return to their burrows at night to sleep.
text: Prairie dogs are some of the few diurnal rodents kept as pets and they live in large colonies, forging throughout the grassy plains and returning to their burrows at night.