Assertion: mallard | /r/CapableOf | rest for three to seven days
Facets:
value: to replenish the energy
type: PURPOSE
Source sentences:
text: Studies of duck energetics have shown that a mallard would have to feed and rest for three to seven days to replenish the energy expended during this eight-hour journey.
text: Studies of duck energetics show that a mallard needs to feed and rest for three to seven days to replenish the energy expended during this eight-hour journey.