yo2n zo2nr 0o2nrc 1o2n 2o2nr

nf3nr of3nrc pf3n qf3nr rf3nrc

c63nrc d63n e63nr f63nrc g63n

1w4n 2w4nr 3w4nrc 4w4n 5w4nr

qn5nr rn5nrc sn5n tn5nr un5nrc