Anne is blue. Anne is furry. Anne is quiet. Anne is round. Bob is big. Bob is blue. Bob is furry. Bob is round. Harry is blue. Harry is green. Big, round things are quiet. If something is round then it is big. All young things are blue. All green, furry things are blue. All green things are round. If something is not round then it is furry. If something is not quiet then it is furry. If Bob is not quiet then Bob is furry.
Bob is not green.