ElementLinkVector_p1< INDEXTYPE > Node1 ElementLinkVector_p1 < INDEXTYPE > + ElementLinkVector_p1() Node2 std::vector< ElementRef > + elements Node2->Node1 +m_elementRefs Node3 std::vector< DataLink_p1 > Node3->Node1 +m_links Node4 DataLink_p1 + m_SGKeyHash + DataLink_p1() Node4->Node3 +elements Node5 std::string Node5->Node4 +m_link Node6 std::basic_string< char > Node6->Node5