#####        #######      ############ 
  .....#########.....##    ##........∩.##
  ......#.....#.....o.######............#
 .......'.....'....o..#....#............#
 .(..((ooo.......)....'(...'.).))).....∩#
 .(.....'.............#....#............#
  ......#.....#.......######............#
  .....#########.....##    ##........∩.##
  #####        #######      ############