7x4b 6x4bxw 5x4bx 4x4b 3x4bxw

i73bxw h73bx g73b f73bxw e73bx

tg3bx sg3b rg3bxw qg3bx pg3b

4p2b 3p2bxw 2p2bx 1p2b 0p2bxw

fz1bxw ez1bx dz1b cz1bxw bz1bx