..   ####   ... 
 ... ##..## .....
....##....##.....
.................
 ............... 
 ..............# 
   #........#    
    #......#     
    ##....##     
     #....#      
     #....#      
     #....#      
     #..MM#      
     #..M.#      
     #....#      
     #....#      
     #.∩∩.#      
     ######