#N 15-720.rle
#O Mark D. Niemiec's life synthesis database, Thu Feb 19 02:00:45 2015
x = 57, y = 43, rule = B3/S23
18bo$19bo$17b3o$o$boo$oo$33bo$31boo$32boo9$48bxx$49bxbbx$49bxbxbxbxx$
50bxbbxbx$53bxbx$54bx5$20bo$19bo19boo$4boo13b3o16boo$3bobo34bo$5bo14bo
$19boo$19bobo7$36boo$35boo$37bo!