Bob is not big. Bob is kind. Dave is white. Erin is quiet. Gary is green. Gary is quiet. Gary is white. Green, rough people are not white. If someone is white and not rough then they are quiet. All cold people are big. If someone is quiet and kind then they are green. Quiet people are cold. If Bob is big then Bob is kind. If someone is big and not rough then they are kind. If someone is cold and not kind then they are white. If someone is green and not quiet then they are not big.
Dave is not rough.