#N Sidecar
#O Hartmut Holzwart
#C An orthogonal period 4 c/2 tagalong for the heavyweight spaceship that was found in 1992.
#C www.conwaylife.com/wiki/index.php?title=Sidecar
x = 8, y = 10, rule = 23/3
bo6b$o5bob$o5bob$5obob2$4b2o2b$2bo4bo$bo6b$bo5bo$b6o!