ref: 2593bab7b34375db55c717c2eb891784c7a0e9ac
dir: /examples/random.orca/
......................................... .# RANDOM #.............................. ......................................... ......................................... ......................................... ..............R.7........................ ..............67TCDEFGAB................. ..............8LFCDDEEFB................. ......................................... ......................................... ......................................... ......................................... .........................................