Rectangles: (4 entries)
  0: Rectangle: x1=87, y1=-1, x2=322, y2=73
  1: Rectangle: x1=87, y1=71, x2=322, y2=102
  2: Rectangle: x1=87, y1=100, x2=322, y2=165
  3: Rectangle: x1=87, y1=163, x2=322, y2=255