Rectangles: (10 entries)
  0: Rectangle: x1=4, y1=2, x2=19, y2=17
  1: Rectangle: x1=20, y1=2, x2=35, y2=17
  2: Rectangle: x1=40, y1=2, x2=55, y2=17
  3: Rectangle: x1=56, y1=2, x2=71, y2=17
  4: Rectangle: x1=76, y1=2, x2=91, y2=17
  5: Rectangle: x1=92, y1=2, x2=107, y2=17
  6: Rectangle: x1=108, y1=2, x2=123, y2=17
  7: Rectangle: x1=133, y1=3, x2=183, y2=16
  8: Rectangle: x1=203, y1=3, x2=253, y2=16
  9: Rectangle: x1=273, y1=3, x2=323, y2=16