ref: d13ba3d87caefb4b343b9c27b42cca24b365b4f5
dir: /examples/octave.orca/
......................................... .#.OCTAVE.#.............................. ......................................... ......................................... ......................................... ......................................... .............4Cc......................... .............33cTCcDdEFfGgAaB............ ..............aVd........................ ......................................... .............4D...Va..................... ...............:03D...................... ......................................... ......................................... ......................................... ......................................... .........................................