Anne is round. Erin is white. Gary is rough. Harry is red. If someone is quiet and not young then they are green. If Erin is round then Erin is not red. All white people are rough. All round people are red. If Anne is white then Anne is quiet. If someone is green and not white then they are rough. White people are quiet. If someone is young and red then they are not green.
Gary is white.