qchcb rchcbr schc tchcb uchcbr
f3hcbr g3hc h3hcb i3hcbr j3hc
4tic 5ticb 6ticbr 7tic 8ticb
tkjcb ukjcbr vkjc wkjcb xkjcbr
ibkcbr jbkc kbkcb lbkcbr mbkc