.........▒     
.........▒     
...r.....▒     
.........▒     
.........▒     
.........▒     
.........▒▒▒▒▒▒
.......<.......
..O......▒▒▒▒▒▒
........Z▒     
▒▒▒▒▒.▒▒▒▒     
    ▒.         
    ▒▒