startshape SEED1

rule SEED1 {

SQUARE{}
SEED1 {y 1.0 size 0.99 rotate 1.5 brightness 0.02}

}

rule SEED1 0.05 {SEED2 {}}

rule SEED2 {

SQUARE{}
SEED2 {y 1.0 size 0.99 rotate -1.5}

}

rule SEED1 0.05 {

SQUARE{}
SEED2 {y 1.0 size 0.99 rotate 1.5}
SEED1 {y 1.0 size 0.6 rotate -60}
SEED2 {y 1.0 size 0.5 rotate 60}

}

rule SEED2 0.05 {

SQUARE{}
SEED1 {y 1.0 size 0.99 rotate 1.5}
SEED2 {y 1.0 size 0.6 rotate -60}
SEED1 {y 1.0 size 0.5 rotate 60}

}