Charlie is not white. Fiona is cold. Fiona is not nice. Harry is not green. Harry is not smart. Harry is white. Harry is young. All young things are blue. If something is green and not smart then it is blue. If something is cold then it is young. If Harry is cold and Harry is green then Harry is young. If something is smart and not young then it is white. If Harry is not white then Harry is green. If Harry is not green then Harry is nice. If something is white and not nice then it is cold.
Charlie is smart.