#@AUTEUR: Thomas Labarussias

startshape mm
background{b -1}
tile{s 10}

rule mm
{
10*{y 1}SQUARE{s 0.1 1 b 1}
mm{y 9 s 0.55}
mm{f 45 y 9 s 0.55}
mm{y 9  s -0.55}
mm{f 45 y 9 s -0.55}
}