Rectangles: (16 entries)
  0: Rectangle: x1=241, y1=142, x2=257, y2=158
  1: Rectangle: x1=235, y1=104, x2=251, y2=120
  2: Rectangle: x1=214, y1=70, x2=230, y2=86
  3: Rectangle: x1=180, y1=49, x2=196, y2=65
  4: Rectangle: x1=142, y1=43, x2=158, y2=59
  5: Rectangle: x1=104, y1=49, x2=120, y2=65
  6: Rectangle: x1=70, y1=70, x2=86, y2=86
  7: Rectangle: x1=49, y1=104, x2=65, y2=120
  8: Rectangle: x1=43, y1=142, x2=59, y2=158
  9: Rectangle: x1=49, y1=180, x2=65, y2=196
  10: Rectangle: x1=70, y1=214, x2=86, y2=230
  11: Rectangle: x1=104, y1=235, x2=120, y2=251
  12: Rectangle: x1=142, y1=241, x2=158, y2=257
  13: Rectangle: x1=180, y1=235, x2=196, y2=251
  14: Rectangle: x1=214, y1=214, x2=230, y2=230
  15: Rectangle: x1=235, y1=180, x2=251, y2=196