Charlie is green. Charlie is quiet. Erin is red. Erin is rough. Erin is round. Erin is white. Fiona is nice. Fiona is red. Harry is green. Harry is white. All quiet, rough things are red. Red, green things are nice. All quiet, red things are round. If something is green and round then it is rough. All nice things are quiet. If Harry is red and Harry is quiet then Harry is green. Green, white things are red.
Harry is not red.