p8l4 q8l4r r8l4rr s8l4 t8l4r

ezm4r fzm4rr gzm4 hzm4r izm4rr

3pn4rr 4pn4 5pn4r 6pn4rr 7pn4

sgo4 tgo4r ugo4rr vgo4 wgo4r

h7o4r i7o4rr j7o4 k7o4r l7o4rr