A cappedgun is a finite pattern consisting of a gun together with a collection of eaters that eat the gun's output spaceshipstream(s). Thus, the gun becomes an oscillator.
#N 92P156
#O Jason Summers, 31 October 2004
#C Oscillator, or actually an eight-barrelled glider gun,
#C discovered in a RandomAgar search. Also known as "Jason's p156".
#C http://www.conwaylife.com/wiki/92P156
x = 42, y = 42, rule = B3/S23
20b2o$20b2o4$8b2o22b2o$9bo12b2o8bo$9bobo10bo7bobo$5bo4b2o10bo7b2o4bo$
5b3o15bo10b3o$8bo24bo$7b2o24b2o7$32bo2bo$33b3o$2o38b2o$2o38b2o$6b3o$6b
o2bo7$7b2o24b2o$8bo24bo$5b3o10bo15b3o$5bo4b2o7bo10b2o4bo$9bobo7bo10bob
o$9bo8b2o12bo$8b2o22b2o4$20b2o$20b2o!
#C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]]
#C [[ AUTOSTART THUMBSIZE 2 ZOOM 8 ]]