Rectangles: (5 entries)
  0: Rectangle: x1=0, y1=0, x2=0, y2=0
  1: Rectangle: x1=151, y1=36, x2=196, y2=48
  2: Rectangle: x1=203, y1=59, x2=248, y2=71
  3: Rectangle: x1=248, y1=80, x2=293, y2=92
  4: Rectangle: x1=281, y1=93, x2=326, y2=105