ref: e14e6dfdbe1da92dfdcf19b3ea7f14767fd7773b
dir: /sys/games/lib/life/c7/
....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x xxxxx.xxxxx.xxxxx.xxxxx.xxxxx.xxxxx.xxxxx ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x ....................x