VERSION 1.0
BOX -0.75 -1 0.75 1
POLYGON
 RING
  LINE
  0 1
  0.75 -0.25
  0.25 0
  0.25 -1
  -0.25 -1
  -0.25 0
  -0.75 -0.25
  0 1
 END
END