%
G17 G21 G90
G00 X0 Y0
G01 X10 Y0
G01 X10 Y40
G01 X20 Y40
G01 X5 Y55
G01 X-10 Y40 
G01 X0 Y40 
G01 X0 Y0

G52 X20 Y40
G00 X0 Y0

G51 I0.5 J0.5
G00 X0 Y0
G01 X10 Y0
G01 X10 Y40
G01 X20 Y40
G01 X5 Y55
G01 X-10 Y40 
G01 X0 Y40 
G01 X0 Y0
G50
G52 X0 Y0
%