<annotation>
  <folder>VOC2007</folder>
  <filename>000500.jpg</filename>
  <size>
    <width>1024</width>
    <height>768</height>
    <depth>3</depth>
  </size>
  <object>
    <name>balloon</name>
    <difficult>0</difficult>
    <bndbox>
      <xmin>767</xmin>
      <ymin>518</ymin>
      <xmax>1023</xmax>
      <ymax>767</ymax>
    </bndbox>
  </object>
</annotation>