Rectangles: (10 entries)
  0: Rectangle: x1=0, y1=0, x2=0, y2=0
  1: Rectangle: x1=161, y1=280, x2=258, y2=377
  2: Rectangle: x1=209, y1=355, x2=336, y2=482
  3: Rectangle: x1=258, y1=437, x2=413, y2=592
  4: Rectangle: x1=290, y1=500, x2=465, y2=675
  5: Rectangle: x1=0, y1=0, x2=0, y2=0
  6: Rectangle: x1=161, y1=90, x2=258, y2=187
  7: Rectangle: x1=209, y1=113, x2=336, y2=240
  8: Rectangle: x1=258, y1=139, x2=413, y2=294
  9: Rectangle: x1=290, y1=164, x2=465, y2=339