<joint coords='0 0'>
 <joint coords='-10 30'/>
 <joint coords='10 30'/>
 <joint coords='0 -25'>
  <joint coords='-10 -1'/>
  <joint coords='10 -1'/>
 </joint>
</joint>

<object>
 <pos '250 0'>
 <point coords='-250 0'/>
 <point coords='250 0'/>
 <point coords='250 50'/>
 <point coords='-250 50'/>
</object>
