ref: 57b4f2b8e4c5037f726d71c71479a4561ab03137
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