Q: In this task, you are given a paragraph, event and an entity. The event is part of the given paragraph and it changes the state of the entity. Your task is to classify the state of the entity into three classes: 1) not exist, 2) unknown location and 3) known location. "not exist" means the entity doesn't exist in that state anymore. "unknown location" means the entity exists in that state but location is unknown. "known location" means the entity exists and location is known. 
 "process paragraph : : A male and female rabbit mate. The female rabbit becomes pregnant. Baby rabbits form inside of the mother rabbit. The female rabbit gives birth to a litter. The newborn rabbits grow up to become adults. The adult rabbits find mates. ", "event : The female rabbit becomes pregnant.", "entity : baby rabbits" 
A:
 not exist 