#N cisblockonlonghook.rle
#C https://conwaylife.com/wiki/Cis-block_on_long_hook
#C https://conwaylife.com/patterns/cisblockonlonghook.rle
x = 5, y = 6, rule = b3/s23
3b2o$o3bo$4o2$2b2o$2b2o!