Rectangles: (5 entries)
  0: Rectangle: x1=0, y1=0, x2=0, y2=0
  1: Rectangle: x1=234, y1=558, x2=258, y2=565
  2: Rectangle: x1=302, y1=718, x2=326, y2=725
  3: Rectangle: x1=369, y1=882, x2=401, y2=892
  4: Rectangle: x1=416, y1=1001, x2=448, y2=1011