on=ixsii  xcioiweu  vu    vx  ce    mu  iv    =z 

      ix   mz         mu  nx    cs  cz   oc   cx  

     =a    vz          zrzc      rawo    vw  ou   

    um     icnann       vz        xa     srxr=    

   ux      mz           zx        sm     ar  =o   

  es       z=           xs        wi     zm   =m  

 xs=xmwvi  xunacxmv     ss        zz     wm    vs