Dave is furry. Dave is quiet. Dave is rough. All cold people are big. If Dave is rough and Dave is white then Dave is young. If Dave is big and Dave is not cold then Dave is white. If Dave is rough and Dave is young then Dave is not white. All white, quiet people are furry. If Dave is not big then Dave is young. If Dave is not big and Dave is not quiet then Dave is white. If someone is not young then they are furry.
Dave is not big.