rc     xc  xw     vx  ooooonnc  vw     rn  sa     cz 

 ra     zz   xr   aw   ra         cs   ==   sv     rr 

 we     =i    xs cu    on          rm ze    rm     co 

 =wamosxcm     x=z     zeswu=       zsw     ea     om 

 sx     un    ci =s    =i          vr un     =o   ce  

 ac     ez   au   wx   oi         om   ow     vx m=   

 =v     z=  ca     =x  =s        wu     uv     =s=