(scene
 (object
  (name root)

  (object
   (name box_red)
   (transform (tx -5) (ty -5))
   (sprite
    (rect -50 -50 50 50)
    (fill 0xff0000)))

  (object
   (name box_blue)
   (transform (tx 5) (ty 5))
   (sprite
    (rect -50 -50 50 50)
    (fill 0x0055ff)))))