4x4b 3x4br3 2x4br 1x4b 0x4br3

f73br3 e73br d73b c73br3 b73br

qg3br pg3b og3br3 ng3br mg3b

1p2b 0p2br3 zp2br yp2b xp2br3

cz1br3 bz1br az1b 9y1br3 8y1br