zsr4t ysr4 xsr4ty wsr4t vsr4

a2q4 91q4ty 81q4t 71q4 61q4ty

lbq4ty kbq4t jbq4 ibq4ty hbq4t

wkp4t vkp4 ukp4ty tkp4t skp4

7to4 6to4ty 5to4t 4to4 3to4ty