startshape START_SHAPE

rule START_SHAPE {

SQUARE { x 0.5 y 0.5 s 2 hue 240 sat 1 b 0.3}
rectangle { x 0 y 0 sat 1 b 0 hue 0 s 0.71 1}
rectangle { x 1 y 0 sat 0 b 1 hue 0 s 0.71 1}
rectangle { x 0 y 1 sat 1 b 1 hue 0 s 0.71 1}
rectangle { x 1 y 1 sat 0.5 b 0.5 hue 0 s 0.71 1}

}

rule rectangle {

SQUARE {  }
rectangle [ r 90 s 0.71 y 0.5 alpha -0.4 b -0.1 sat -0.2 hue -4]
rectangle [ r -90 s 0.71 y 0.5 alpha 0.02 b 0.2 sat 0.3 hue 4]

}

rule rectangle {

SQUARE {  }
rectangle [ r -90 s 0.71 y 0.5 alpha -0.4 b -0.1 sat -0.2 hue -4]
rectangle [ r 90 s 0.71 y 0.5 alpha 0.02 b 0.2 sat 0.3 hue 4]

}