zebrasiken

       zzzzzzzzzzzz      eeeeeeeeee       bb                 rrrrrrrrrrrr      aaaaaaaaaa               
                   zzz      ee                    bb                 rr       rrrr     a             a 
                zzz         ee                    bb                 rr                a             a
             zzz            eeeeeee            bbbbbbbbb      rr                aaaaaaaaaa
         zzzz               eeeeeee            bb           b    r                 a             a
       zzz                  ee                    bb           b     rr               a             a
      zzzzzzzzzzzz      eeeeeeeeeee      bbbbbbbbb      rr                a             a
                          

      ssssssssssss       iiii       kk       kk      eeeeeeeeee       nnnnnnnnnnn    
       sss                            kk       kk      ee                    nn           nn
         sss                 iiii       kk      kk       ee                    nn           nn
            sss              iiii       kk   kk          eeeeeeee          nn            nn
                sss          iiii       kkkk             eeeeeeee           nn           nn
                   sss       iiii       kk   kk          ee                     nn          nn
                     ss      iiii       kk      kk       ee                     nn           nn
       sssssssssss        iiii       kk       kk      eeeeeeeee         nn           nn