x = 727, y = 30
41bo5bo631bo5bo$41bo5bo631bo5bo$41boo3boo631boo3boo$$37b3obbooboobb3o
623b3obbooboobb3o$$12boo5boo5boo5boo6boo3boo6boo5boo5boo5boo573boo5boo
5boo5boo6boo3boo6boo5boo5boo5boo$10bo3bo3bobbo3bobbo3bo3bo3bobo3bobo3b
o3bo3bobbo3bobbo3bo3bo569bo3bo3bobbo3bobbo3bo3bo4bo5bo4bo3bo3bobbo3bo
bbo3bo3bo$10bo3bobob3o5b3obobo3bo6bobo6bo3bobob3o5b3obobo3bo569bo3bobo
b3o5b3obobo3bo4bo5bo4bo3bobob3o5b3obobo3bo$10bo5boobb3ob3obboo5bo3bobb
obobbo3bo5boobb3ob3obboo5bo569bo5boobb3ob3obboo5bo15bo5boobb3ob3obboo
5bo$10boob3o15b3oboo3bobbobobbo3boob3o15b3oboo569boob3o15b3oboo15boob
3o15b3oboo$10bo25bo4boo3boo4bo25bo569bo25bo15bo25bo$11bo3bo15bo3bo17bo
3bo15bo3bo571bo3bo15bo3bo17bo3bo15bo3bo$12bobbo15bobbo7bo11bobbo15bobb
o573bobbo15bobbo19bobbo15bobbo$41boo$41bobo7$bboo5boo5boo5boo677boo5b
oo5boo5boo$o3bo3bobbo3bobbo3bo3bo673bo3bo3bobbo3bobbo3bo3bo$o3bobob3o
5b3obobo3bo673bo3bobob3o5b3obobo3bo$o5boobb3ob3obboo5bo673bo5boobb3ob
3obboo5bo$oob3o15b3oboo673boob3o15b3oboo$o25bo673bo25bo$bo3bo15bo3bo
675bo3bo15bo3bo$bbobbo15bobbo677bobbo15bobbo!

A dirty period 5790 c/5 puffer.
This perturbs a glider into a mess which liberates a glider to repeat
the reaction on the other side.  This is the simplest known c/5 puffer.
David I. Bell, May 1998
