Bob is green. Erin is quiet. Erin is not white. Erin is young. Fiona is cold. Fiona is kind. Fiona is not quiet. Harry is kind. Harry is not white. Harry is young. If Bob is not cold then Bob is young. If something is cold then it is smart. If something is cold and quiet then it is young. If Harry is quiet then Harry is green. All white, smart things are not green. Quiet, white things are not cold. If something is quiet and not young then it is kind. If something is green and not young then it is white.
Fiona is not quiet.