The dog needs the squirrel. The lion sees the dog. The squirrel is big. If someone is blue then they do not eat the lion. If the squirrel sees the lion then the squirrel is round. If someone is not blue then they are not rough. If the dog is blue then the dog eats the lion. If the lion is rough then the lion needs the dog. If someone does not need the dog then they see the lion.
The dog does not see the squirrel.