size 400,400
xrange -1,1
yrange -1,1
hline 0,0, black
vline 0,0, black
circles black,0,0,1
hyplines blue,0.6,0,0.5,0.6,0,0,0.5,0.6
moebius 0.5,-0.2,0
hyplines skyblue,0.6,0,0.5,0.6,0,0,0.5,0.6
killmoebius
hyppolygon green,-0.6,0,-0.5,0.6,0,0,-0.5,-0.6
moebius -0.5,-0.2,90
hyppolygon
lightgreen,-0.6,0,-0.5,0.6,0,0,-0.5,-0.6
killmoebius
hyprays black,0,0,0.6,-0.4,0.5,-0.6,0,0,0.5,0.4
moebius -0.5,-0.2,120
hyprays grey,0,0,0.6,-0.4,0.5,-0.6,0,0,0.5,0.4
killmoebius
hyptriangle 0.6,0.3,0.5,0.4,0.7,0.5,purple
moebius 0.1,0.2,-90
hyptriangle 0.6,0.3,0.5,0.4,0.7,0.5,purple
