Charlie is red. Charlie is white. Charlie is young. Dave is green. Dave is red. Gary is furry. Gary is young. Harry is quiet. Harry is red. Harry is white. Red, white things are green. Rough things are green. All green things are rough. All green things are quiet. All white, furry things are red. Rough things are young. If something is green and young then it is furry. All young things are white.
Harry is quiet.