Bob is green. Bob is young. Fiona is blue. Gary is quiet. Gary is round. Harry is quiet. Harry is round. If Harry is blue then Harry is kind. If something is quiet then it is green. All quiet, rough things are blue. If Fiona is rough and Fiona is not quiet then Fiona is round. All round things are green. Green, quiet things are young. Quiet, young things are rough. If something is green and not rough then it is blue. If something is kind and not young then it is green.
Harry is blue.