ref: 3c5b660405da53175b71bf36d4d960437124886c
dir: /examples/octave.orca/
......................................... .#.OCTAVE.#.............................. ......................................... ......................................... ......................................... ......................................... .............4Cc......................... .............34cTCcDdEFfGgAaB............ ..............aVE........................ ......................................... ..............D4..Va..................... ...............:03E...................... ......................................... ......................................... ......................................... ......................................... .........................................