Rectangles: (20 entries)
  0: Rectangle: x1=0, y1=0, x2=181, y2=181
  1: Rectangle: x1=6, y1=155, x2=175, y2=175
  2: Rectangle: x1=11, y1=6, x2=137, y2=21
  3: Rectangle: x1=142, y1=6, x2=157, y2=21
  4: Rectangle: x1=160, y1=6, x2=175, y2=21
  5: Rectangle: x1=6, y1=24, x2=175, y2=118
  6: Rectangle: x1=6, y1=39, x2=24, y2=13
  7: Rectangle: x1=6, y1=122, x2=175, y2=149
  8: Rectangle: x1=6, y1=122, x2=35, y2=136
  9: Rectangle: x1=34, y1=122, x2=63, y2=136
  10: Rectangle: x1=62, y1=122, x2=91, y2=136
  11: Rectangle: x1=90, y1=122, x2=119, y2=136
  12: Rectangle: x1=118, y1=122, x2=147, y2=136
  13: Rectangle: x1=146, y1=122, x2=175, y2=136
  14: Rectangle: x1=6, y1=135, x2=35, y2=149
  15: Rectangle: x1=34, y1=135, x2=63, y2=149
  16: Rectangle: x1=62, y1=135, x2=91, y2=149
  17: Rectangle: x1=90, y1=135, x2=119, y2=149
  18: Rectangle: x1=118, y1=135, x2=147, y2=149
  19: Rectangle: x1=146, y1=135, x2=175, y2=149