ref: acc598bd8ee24161fc1ebcf7032e511187fbcfa9
dir: /examples/delay.orca/
......................................... .#.DELAY.#............................... ......................................... ......................................... ......................................... ......................................... ........C4.....4C4.....4C4.....4C8....... ........1.......1.......1.......5........ ......................................... ......................................... ........D2......D4.....4D4.....4D8....... ......................................... ......................................... ......................................... ......................................... ......................................... .........................................