#...#   
   #...#   
   #...#   
   +...+   
   #.#.#   
####.#.# ##
#..#...#..#
#..'...'.(#
#..#...#.P#
####...# ##
#..#...#   
#<.'...+   
#..#...#   
#####+##   
           
         ∆ 
        ∆