ref: 52a367f3ea8b6fa256b2a9b0e52c5c2d557a9fc3
dir: /sys/games/lib/life/penta.shuttle/
.....................xxx .......................x...x..x....x..x ......................x..xxx..xxxxxx..xxx ...........................x..x....x..x ..x..x....x..x xxx..xxxxxx..xxx ..x..x....x..x