Rectangles: (5 entries)
  0: Rectangle: x1=0, y1=0, x2=0, y2=0
  1: Rectangle: x1=367, y1=300, x2=383, y2=302
  2: Rectangle: x1=478, y1=381, x2=496, y2=384
  3: Rectangle: x1=589, y1=468, x2=612, y2=472
  4: Rectangle: x1=661, y1=532, x2=687, y2=537