<PropertyList>

 <path>GEN_H-4.ac</path>

 <animation>
  <type>alpha-test</type>
  <alpha-factor>0.01</alpha-factor>
 </animation>

<animation>
  <type>rotate</type>
    <property>/sim/time/elapsed-sec</property>
  <factor>6.0</factor>
  <center>
   <x-m>0.0</x-m>
   <y-m>100.0</y-m>
   <z-m>0.0</z-m>
  </center>
  <axis>
   <x>0</x>
   <y>0</y>
   <z>-1</z>
  </axis>
</animation>

<animation>
  <type>rotate</type>
  <object-name>upper</object-name>
  <property>/sim/time/elapsed-sec</property>
  <factor>890.0</factor>
  <center>
   <x-m>0</x-m>
   <y-m />
   <z-m>0.0</z-m>
  </center>
  <axis>
   <x>0</x>
   <y>0</y>
   <z>-1</z>
  </axis>
 </animation>

<animation>
  <type>rotate</type>
  <object-name>lower</object-name>
  <property>/sim/time/elapsed-sec</property>
  <factor>890.0</factor>
  <center>
   <x-m>0</x-m>
   <y-m>0</y-m>
   <z-m>0.0</z-m>
  </center>
  <axis>
   <x>0</x>
   <y>0</y>
   <z>1</z>
  </axis>
 </animation>

</PropertyList>