TINRelief feature is imported but can't be exported about 3dcitydb HOT 3 CLOSED

  <cityObjectMember> 
    <dem:ReliefFeature gml:id="GML_6bb30328-7599-4500-90ef-766fde6aa67b"> 
      <gml:name>Example TIN LOD0</gml:name> 
      <dem:lod>0</dem:lod> 
      <dem:reliefComponent> 
        <dem:TINRelief gml:id="GUID_04D4DsNGv1MfvYu5O3lkcW"> 
          <gml:name>Ground</gml:name> 
          <dem:lod>0</dem:lod> 
          <dem:tin> 
            <gml:TriangulatedSurface gml:id="ground"> 
              <gml:trianglePatches> 
                <gml:Triangle> 
                  <gml:exterior> 
                    <gml:LinearRing> 
                      <gml:posList>458868 5438362 112 458875 5438355 112 458883 5438362 114 458868 5438362 112 </gml:posList> 
                    </gml:LinearRing> 
                  </gml:exterior> 
                </gml:Triangle> 
                … 
              </gml:trianglePatches> 
            </gml:TriangulatedSurface> 
          </dem:tin> 
        </dem:TINRelief> 
      </dem:reliefComponent> 
    </dem:ReliefFeature> 
  </cityObjectMember>