Rectangles: (4 entries)
  0: Rectangle: x1=8, y1=8, x2=26, y2=26
  1: Rectangle: x1=8, y1=26, x2=26, y2=44
  2: Rectangle: x1=26, y1=26, x2=44, y2=44
  3: Rectangle: x1=26, y1=8, x2=44, y2=26