Fiona is rough. Fiona is not smart. Gary is quiet. Gary is red. Gary is not white. Harry is not cold. Harry is green. If Fiona is white and Fiona is red then Fiona is rough. All quiet, cold people are rough. Quiet people are cold. If someone is quiet and not green then they are cold. Smart, cold people are red. Rough people are not green. If someone is quiet then they are not white. If someone is quiet and not cold then they are rough.
Harry is smart.