5r9ss 4r9s 3r9ss1 2r9ss 1r9s
g18s f18ss1 e18ss d18s c18ss1
ra8ss1 qa8ss pa8s oa8ss1 na8ss
2j7ss 1j7s 0j7ss1 zj7ss yj7s
dt6s ct6ss1 bt6ss at6s 9s6ss1