eoodcdcccccccee                       
                  eccoxocce         cccco                   
                oceoccc  eodcccdxxcccdoxxcce                
              ocdooeoceoc            decxoecee              
             o dococoo                 cxooeece             
            ccocco o   ddee              e  xcoe            
           xcoxeocx   odccoe              ce xooe           
          xeeeooooe   eeoeeeee             e  eoeo          
          xdxexee      cxe cxcx             e xxec          
         xcxxxxcx      o xxooxex               xoco         
         cxccxx x     eeo xc  ox             c xx x         
         xxeoxx x     ecoode oc              xoxxcx         
         ec xxxcx    ocooxcoxe   dccdcccddo  exxxox         
          eecco  o  oeoxo ex    coecccxdcec  ocxexe         
          e xxxxox  cooxee       xccxxddccc  exxxx          
          cxeeeexcx   co                     eexee          
           eeeoexoexe                    eoeococc           
            cdcxxeo xo                 edcecoxxc            
             ce ccxdecxoe            ecceoeccoe             
               cd cccdecxccccoeoocccxedcoxcoc               
                 cceececee ccxccccccccxcxoc                 
                    cx ccxccoeeeeeeoeccc                    
                         e ecccccce