ref: 99dcd9586d4485fcdfcbe2d9511214b6bbbba7c5
dir: /examples/octave.orca/
......................................... .#.OCTAVE.#.............................. ......................................... ......................................... ......................................... ......................................... .............4Cc......................... .............34cTCcDdEFfGgAaB............ ..............aVE........................ ......................................... ..............D4..Va..................... ...............:03E...................... ......................................... ......................................... ......................................... ......................................... .........................................