startshape START

background { b -1 }

rule START {

CIRCLE { }
CARRES1 { }
CARRES2 { }
CARRES3 { }
CARRES4 { }

}

rule CARRES1 {

CIRCLE { x -1 y -1 hue 2 sat 1 b 1  }  
CARRES1 { x -0.97 y -0.97 s 0.6 hue 8 sat 1 b 1 }
CARRES2 { x 0.2 y -0.1 s 0.6 hue 8 sat 1 b 1 }
CARRES3 { x -0.2 y 0.2 s 0.6 hue 8 sat 1 b 1 }

}

rule CARRES2 {

CIRCLE { x 1 y -1 hue 2 sat 1 b 1  }
CARRES2 { x 0.97 y -0.97 s 0.6 hue 2 sat 1 b 1 }
CARRES1 { x -0.2 y -0.2 s 0.6 hue 2 sat 1 b 1 }
CARRES4 { x 0.2 y 0.2 s 0.6 hue 2 sat 1 b 1 }

}

rule CARRES3 {

CIRCLE { x -1 y 1 hue 2 sat 1 b 1  }
CARRES3 { x -0.97 y 0.97 s 0.6 hue 2 sat 1 b 1 }
CARRES1 { x -0.2 y -0.2 s 0.6 hue 2 sat 1 b 1 }
CARRES4 { x 0.2 y 0.2 s 0.6 hue 2 sat 1 b 1 }

}

rule CARRES4 {

CIRCLE { x 1 y 1 hue 2 sat 1 b 1  }
CARRES4 { x 0.97 y 0.97 s 0.6 hue 8 sat 1 b 1 }
CARRES2 { x 0.2 y -0.2 s 0.6 hue 8 sat 1 b 1 }
CARRES3 { x -0.2 y 0.2 s 0.6 hue 8 sat 1 b 1 }

}