Rectangles: (4 entries)
  0: Rectangle: x1=87, y1=-1, x2=322, y2=68
  1: Rectangle: x1=87, y1=66, x2=322, y2=137
  2: Rectangle: x1=87, y1=135, x2=322, y2=210
  3: Rectangle: x1=87, y1=208, x2=322, y2=230