startshape S
background { hue 70 sat .1 b .5 }
rule S {
stem { hue 50 sat 1 b .75 }
}
rule stem {
SQUARE { } stemRight { r -1 }
}
rule stem {
SQUARE { } stemLeft { r .1 }
}
rule stemRight {
SQUARE { } stemRight { hue .5 y 1 r -.5 s .98 }
}
rule stemRight 0.1 {
SQUARE { } stemRight { y 1 r 20 s .75 } stem { y 1 r -.5 s .99 }
}
rule stemLeft {
SQUARE { } stemLeft { hue .5 y 1 r .5 s .98 }
}
rule stemLeft 0.1 {
SQUARE { } stemLeft { y 1 r -20 s .75 } stem { y 1 r .5 s .99 }
}