public static TaxonomyNode createDescriptionImplicationSubsumptionNode(Description description, TaxonomyNode parentnode) {
    { TaxonomyNode node = TaxonomyGraph.createTaxonomyNode(Logic.$IMPLICATION_SUBSUMPTION_GRAPH$, parentnode, description, parentnode == null);

      TaxonomyGraph.linkTaxonomyNodes(Logic.$IMPLICATION_SUBSUMPTION_GRAPH$, parentnode, node);
      KeyValueList.setDynamicSlotValue(description.dynamicSlots, Logic.SYM_STELLA_TAXONOMY_NODE, node, null);
      return (node);
    }
  }