ref: ef070720c00ef69a75e21acb84290617e4f40ed9
dir: /examples/misc/bang.orca/
......................................... .#.BANG.#................................ ......................................... ......................................... ......................................... ......................................... ......................................... ..............2D.H....................... ................xE....................... .....................E..#.BANG.#......... ......................................... ......................................... ......................................... ......................................... ......................................... .........................................