Bob is blue. Bob is quiet. Charlie is blue. Charlie is green. Charlie is quiet. Dave is round. Gary is big. Gary is blue. Gary is furry. Gary is quiet. Gary is round. Gary is white. If Charlie is round then Charlie is white. All furry, blue things are white. All big things are white. If Bob is green then Bob is blue. If something is white and green then it is round. Round things are green. If something is round and blue then it is furry. If something is green then it is blue. If something is white and green then it is big.
Gary is white.