ref: fe5d1976a0b4376c955ca8423eb9005f5d035403 dir: /sys/games/lib/life/piecollection/
........xx. .xx.....x.x x.x..xx.x.x x.x.x.x.xx. .xx.x.x.... .....xx.... ........... .....xxxx.. .....x..x.. ......xx...