########### 
     .......g...
#######Sw..##...
................
 ######....##.##
.......#<#..... 
.#####.#.#......
     #.#.# .....
     #.#.# .....
     #.#.#  ..#.
   ∆ #.#.#  ..# 
     .....      
       #.#