 "process paragraph : : The animal eats large quantities of food that will be stored as fat. Winter comes and the animal finds a place to hibernate. Over a period of days, the animal's heart rate and breathing rate drop slowly. Electrical activity in the brain almost ceases completely, though some areas remain active. The animal has entered hibernation mode. ", "event : Winter comes and the animal finds a place to hibernate.", "entity : food" 
 not exist 