x = 8, y = 31, rule = B35678/S5678
2b4o$2b4o$b6o$2b4o$8o$2b4o$8o$2b4o$b6o$2b4o$b6o$2b4o$8o$2b4o$8o$2b4o$b
6o$2b4o$b6o$2b4o$b6o$2b4o$8o$2b4o$8o$2b4o$b6o$2b4o$8o$b6o$2b4o!
c/7 spaceship found by David Eppstein
March 1999