s2o1 r2o1sx q2o1s p2o1 o2o1sx

3bo1sx 2bo1s 1bo1 0bo1sx zbo1s

eln1s dln1 cln1sx bln1s aln1

pum1 oum1sx num1s mum1 lum1sx

03l1sx z3l1s y3l1 x3l1sx w3l1s