(B)0[mrse = qqwqqqqqqqqqqqqqqqqqqqwqqq> relation-clause qqwqqqqqqqqqqqqqqqqqqwqk mqq> first-clause qqj mq> cross-clause qqj x x lqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq<qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqj mwqqqqqqqqqqqqqqqqqqwqwqqqqqqqqqqqqqqqqqqqqwqwqqqqqqqqqqqqqqqqqqwqq> mqq> with-clause qqj mqq> reduce-clause qqj mqq> sort-clause qqj