###################   
...................   
..(................   
..............########
..............'......#
..............#......#
..............#......#
..............#......#
..............#....∩.#
.....########.#......#
.....       #u#.....)#
....        #u#......#
....        #u#......#
            #.########
            #..       
            +..       
            #..