▒▒▒▒▒▒▒▒                          
▒······▒                          
▒······▒                          
▒······▒                          
▒······▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒      
▒··················b)·)····▒▒▒▒▒▒▒
▒······▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒··>·····
▒······▒               ▒·····▒····
▒······▒▒▒▒▒        ▒···)···b··▒▒▒
▒··········▒      ▒············▒  
▒▒▒▒▒▒▒··▒'▒      ▒··▒$········▒  
      ▒(▒▒·▒      ·············▒  
      ▒·▒▒·▒      ▒▒▒··········▒  
      ▒·▒▒·▒        ▒▒·········▒  
      ▒·▒▒·▒▒        ··········▒  
      ▒▒▒···▒▒                    
      ▒▒··P··▒▒                   
   ▒▒▒▒·······▒▒▒▒                
   ·····P·<·P·····╬               
   ▒▒▒▒·······▒▒▒▒▒               
      ▒▒··P··▒▒                   
       ▒▒···▒▒                    
        ▒▒·▒▒                     
         ▒·▒                      
         ▒·▒                      
         ▒·▒