.    
              ####.#    
              ...#.#####
            ###..P.P... 
            #.#.......##
            #..........#
            #....#P.P..#
     ##   ..#._..##..P.#
     .$   ..#....#.....#
     #.   #.#..........#
  ####.   #.#.#.......##
  #....   #.###.P.P.### 
  #....   #..P...####   
###....#####..####      
........bS...##         
.........#####          
.........#              
###...####              
  #...                  
  #...                  
 ....                   
 ####