xfqp1q yfqp zfqp1 0fqp1q 1fqp
m6qp n6qp1 o6qp1q p6qp q6qp1
bxrp1 cxrp1q dxrp exrp1 fxrp1q
0nsp1q 1nsp 2nsp1 3nsp1q 4nsp
petp qetp1 retp1q setp tetp1