#GLF 1.0
#D B-heptomino puffer (well known)
#D An extension of Puffer Trains/Classic, but at these lengths, the
#D ends need to be hit by rakes. Even with the rakes, there are only
#D a finite number of lengths that don't eventually self-destruct.
#D For a stable dirty puffer, see Puffer Trains/Line Puffer.
x = 0, y = -74, width = 37, height = 149
16b4o$15bo3bo12bobbo$19bo16bo$15bobbo13bo3bo$33b4o$12b3o$$11bobbo14boo
$11bobo18bo$6bo20boo4boo$7bo18boo6bo$5b3o17boo7bo$26bo3bobbo$31bo$bo$
bbo7boo13boo5bobbo$3o5booboo11b4o8bo$8b4o12booboo3bo3bo$9boo15boo5b4o
3$8bo$8boo$9boo$8boo4$8boo$9boo$8boo$8bo$$8bo$8boo$9boo$8boo4$8boo$9b
oo$8boo$8bo$$8bo$8boo$9boo$8boo4$8boo$9boo$8boo$8bo$$8bo$8boo$9boo$8b
oo4$8boo$9boo$8boo$8bo$$8bo$8boo$9boo$8boo4$8boo$9boo$8boo$8bo$$8bo$8b
oo$9boo$8boo4$8boo$9boo$8boo$8bo$$8bo$8boo$9boo$8boo4$8boo$9boo$8boo$
8bo$$8bo$8boo$9boo$8boo4$8boo$9boo$8boo$8bo$$8bo$8boo$9boo$8boo4$8boo$
9boo$8boo$8bo3$9boo15boo5b4o$8b4o12booboo3bo3bo$3o5booboo11b4o8bo$bbo
7boo13boo5bobbo$bo$31bo$26bo3bobbo$5b3o17boo7bo$7bo18boo6bo$6bo20boo4b
oo$11bobo18bo$11bobbo14boo$$12b3o$33b4o$15bobbo13bo3bo$19bo16bo$15bo3b
o12bobbo$16b4o!
