zdqsq 0dqsqb 1dqs 2dqsq 3dqsqb
o4qsqb p4qs q4qsq r4qsqb s4qs
dvrs evrsq fvrsqb gvrs hvrsq
2lssq 3lssqb 4lss 5lssq 6lssqb
rctsqb scts tctsq uctsqb vcts