Rectangles: (5 entries)
  0: Rectangle: x1=251, y1=112, x2=311, y2=132
  1: Rectangle: x1=0, y1=0, x2=0, y2=0
  2: Rectangle: x1=180, y1=-101, x2=400, y2=-81
  3: Rectangle: x1=0, y1=0, x2=0, y2=0
  4: Rectangle: x1=0, y1=0, x2=0, y2=0