Assertion: desert tortoise's burrow | /r/CapableOf | provide refuge
Facets:
value: from extreme heat
type: CAUSE
value: from cold
type: CAUSE
Source sentences:
text: Their powerful limbs are equipped with claws to dig underground burrows, which provide refuge from extreme heat and cold, and their front limbs are protected with a covering of thick scales that help deter would-be predators.