mcs=nsmx  isvm  zm     ==   rzirzw    uinezv   

    ze      =v   =u     =e  rx    ic  xx    ne  

    =u      ns   mw     i=  vi        rc        

    zs      xm   as     sr   nicooc   ev   eiwm 

    s=      xa   en     zn        vx  uu    rm  

    rv      sc   em     co  ir    ir  wn    cm  

    xe     urmm   vx=uxxr    meoean    ermmwe