ref: a8644d01c34febd6e709c8968fbb926c9115e6c1 dir: /sys/games/lib/life/cp.48-56-72/
..xxx...xxx x....x.x....x x....x.x....x x....x.x....x ..xxx...xxx ..xxx...xxx x....x.x....x x....x.x....x x....x.x....x ..xxx...xxx