Bob is not green. Bob is nice. Bob is rough. Bob is not round. Fiona is not green. Fiona is kind. Fiona is rough. Fiona is young. Gary is green. Gary is rough. All big, nice things are rough. If Fiona is young and Fiona is not kind then Fiona is not rough. All green things are round. If Bob is nice then Bob is big. If Fiona is not young then Fiona is not green. If Gary is not rough and Gary is not green then Gary is not nice.
Bob is not nice.