x = 63, y = 52, rule = B3678/S34678
4bo$3b3o$bb5o$bob3obo$9o$9o$b7o$9o$oob3oboo$bbobobo$4bo$3b3o$3b3o$bb5o
$bb5o$b7o$bb5o$bb5o$4bo$4bo$4bo$3b3o$3b3o$bb5o$bb5o$3b3o$bb5o$bb5o$b7o
$b7o$bb5o$bbooboo8$18boo$16boobo39bobo$17b4oboo35bobo$14bob8o8bo5bo4b
oo13bo3bo$13b10obo3boobobo4boob6o$bo5bo4b12obb9obb10o12b3o$4ob4obb22ob
obb9o$bo5bo4b12obb9obb10o12b3o$13b10obo3boobobo4boob6o$14bob8o8bo5bo4b
oo13bo3bo$17b4oboo35bobo$16boobo39bobo$18boo!
A passing rocket advances another rocket.
David I. Bell, April 1997
