Rectangles: (4 entries)
  0: Rectangle: x1=97, y1=9, x2=312, y2=93
  1: Rectangle: x1=97, y1=101, x2=200, y2=141
  2: Rectangle: x1=209, y1=101, x2=312, y2=141
  3: Rectangle: x1=97, y1=149, x2=312, y2=189