scale 4.0
boundary -7 -7 7 7

inner_circle  0.9 0.9   0 0  5.8


circle 0.9 0.9  -2.0  2.30  0.7 
circle 0.9 0.9  2.00  2.30  0.7

polygon  3.0 3.0    0.1  2  -2.5 -2.5    2.5  -2.5