ref: ff494b954f950a3b060b9770212321e7576dca49 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