Bob is not blue. Bob is green. Bob is rough. Bob is round. Bob is white. Bob is not young. Erin is blue. Erin is green. Erin is rough. Erin is round. Erin is white. Gary is blue. Gary is rough. Gary is round. Gary is smart. Gary is not young. All white things are rough. If something is blue and not smart then it is white. If something is smart then it is not young. All blue, round things are white. If something is not green then it is white. If something is blue and not rough then it is not smart.
Bob is smart.