<?xml version="1.0" ?>
<sdf version="1.6">
  <model name="box_with_submodel">
    <link name="link">
      <pose>0 0 0 0 0 0</pose>
    </link>
    <model name="submodel_of_box_with_submodel">
      <link name="submodel_link">
        <pose>0 0 0 0 0 0</pose>
      </link>
    </model>
  </model>
</sdf>
