1sy1 0sy1v4 zsy1v ysy1 xsy1v4

c2x1v4 b2x1v a2x1 91x1v4 81x1v

nbx1v mbx1 lbx1v4 kbx1v jbx1

ykw1 xkw1v4 wkw1v vkw1 ukw1v4

9tv1v4 8tv1v 7tv1 6tv1v4 5tv1v