h9t1b g9t1 f9t1b1 e9t1b d9t1
sit1 rit1b1 qit1b pit1 oit1b1
3rs1b1 2rs1b 1rs1 0rs1b1 zrs1b
e1r1b d1r1 c1r1b1 b1r1b a1r1
par1 oar1b1 nar1b mar1 lar1b1