Rectangles: (10 entries)
  0: Rectangle: x1=0, y1=0, x2=0, y2=0
  1: Rectangle: x1=507, y1=350, x2=629, y2=471
  2: Rectangle: x1=659, y1=446, x2=817, y2=604
  3: Rectangle: x1=806, y1=544, x2=1011, y2=749
  4: Rectangle: x1=907, y1=622, x2=1136, y2=851
  5: Rectangle: x1=0, y1=0, x2=0, y2=0
  6: Rectangle: x1=507, y1=160, x2=629, y2=281
  7: Rectangle: x1=659, y1=204, x2=817, y2=362
  8: Rectangle: x1=806, y1=246, x2=1011, y2=451
  9: Rectangle: x1=907, y1=286, x2=1136, y2=515