HLT::NavigationCore::CSPair Node1 HLT::NavigationCore ::CSPair + first + CSPair() Node2 xAOD::AuxSelection + AuxSelection() + selectAux() + getSelectedAuxIDs() Node2->Node1 +sel Node3 std::set< std::string > Node3->Node2 #m_names Node4 std::string Node4->Node1 +second Node4->Node3 +keys Node5 std::basic_string< char > Node5->Node4