w2ob3 x2ob3a y2ob z2ob3 02ob3a

ltpb3a mtpb ntpb3 otpb3a ptpb

akqb bkqb3 ckqb3a dkqb ekqb3

zarb3 0arb3a 1arb 2arb3 3arb3a

o1rb3a p1rb q1rb3 r1rb3a s1rb