Rectangles: (10 entries)
  0: Rectangle: x1=0, y1=16, x2=16, y2=284
  1: Rectangle: x1=16, y1=53, x2=53, y2=247
  2: Rectangle: x1=53, y1=79, x2=79, y2=221
  3: Rectangle: x1=79, y1=101, x2=101, y2=199
  4: Rectangle: x1=101, y1=114, x2=114, y2=186
  5: Rectangle: x1=114, y1=124, x2=124, y2=176
  6: Rectangle: x1=124, y1=132, x2=132, y2=168
  7: Rectangle: x1=132, y1=137, x2=137, y2=163
  8: Rectangle: x1=137, y1=141, x2=141, y2=159
  9: Rectangle: x1=141, y1=144, x2=144, y2=156