Bob is not cold. Bob is nice. Bob is quiet. Bob is red. Bob is rough. Bob is smart. Bob is young. Dave is cold. Dave is nice. Dave is not quiet. Dave is red. Dave is smart. Fiona is quiet. Fiona is red. Fiona is rough. Fiona is young. Young things are rough. Quiet things are rough. If something is red then it is smart. If Bob is nice then Bob is rough. If something is cold and red then it is not quiet. If something is quiet and not young then it is smart. All cold, nice things are red. If something is nice and not red then it is quiet.
Dave is nice.