Rectangles: (4 entries)
  0: Rectangle: x1=97, y1=9, x2=312, y2=103
  1: Rectangle: x1=97, y1=111, x2=312, y2=145
  2: Rectangle: x1=97, y1=153, x2=312, y2=201
  3: Rectangle: x1=97, y1=209, x2=312, y2=247