ref: 1de2698dc824b995781c8525e85b4445d0648a04 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...