_:vb6964503 "(cellular automata) A pattern that \"fires\" out other patterns."@en . _:vb6964504 "The glider gun on the bottom of the NOT circuit emits a continuous stream of gliders, while the data stream source emits a glider only when there is a value of 1 in the stream [\u2026] ."@en . _:vb6964503 . _:vb6964504 . _:vb6964505 "Greene's period-416 2c/5 spaceship gun"@en . _:vb6964505 . _:vb6964504 "2000, Gary William Flake, The computational beauty of nature:"@en . _:vb6964505 "2010, Andrew Adamatzky, Game of Life Cellular Automata, page 74:"@en . . "4" .