ref: 299d450bc303ccdbd6483c120a565bed85212d45 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