b a b b x1 b b b a b x1 b a a b b x1 b a b b a a b x1 b a a a b b x1 b a a b b a a a b x1 b a a a a b b x1 b a a a b b a a a a b x1 b 1 a 1 FULL ./SRS/Waldmann/jw5.srs