Bob is furry. Charlie is white. Dave is white. Fiona is furry. Blue things are nice. If Bob is furry then Bob is blue. Smart things are blue. If something is smart and not kind then it is blue. If something is not kind then it is young. If something is kind and not young then it is white. If something is not blue then it is nice. If something is nice and not white then it is not smart.
Bob is not smart.