ref: 6a68c2399bb251ec4d1c28a103272fc0cb7b0dbe
dir: /examples/octave.orca/
......................................... .#.OCTAVE.#.............................. ......................................... ......................................... ......................................... ......................................... .............4Cc......................... .............34cTCcDdEFfGgAaB............ ..............aVE........................ ......................................... ..............D4..Va..................... ...............:03E...................... ......................................... ......................................... ......................................... ......................................... .........................................