Charlie is cold. Charlie is green. Charlie is quiet. Charlie is rough. Fiona is blue. Fiona is green. Fiona is not rough. Fiona is white. Fiona is not young. Harry is blue. Harry is cold. Harry is green. Harry is quiet. Harry is rough. Harry is not young. If Fiona is green then Fiona is white. If Harry is cold then Harry is rough. Rough people are cold. If someone is white and cold then they are quiet. If someone is rough and not cold then they are young. If someone is not white then they are blue. If someone is quiet and not blue then they are not white. If someone is rough and not blue then they are not green.
Harry is white.