<________..________>
|@.................|
|..<_____.._____>..|
|..|............|..|
|..|............|..|
|..|............|..|
|..|............|..|
....................
....................
|..|............|..|
|..|.........%..|..|
|..|............|..|
|..(_____.._____)..|
|..................|
(________..________)
