Erin is green. Erin is rough. Erin is white. Fiona is young. Gary is smart. Gary is white. Gary is not young. Harry is big. Harry is rough. Harry is young. All green things are kind. All white, young things are green. If something is young and green then it is rough. If something is young then it is kind. If something is rough and kind then it is big. All kind things are white. All smart, rough things are not young. If something is green and not big then it is smart.
Gary is not kind.