GenEvent_p4 Node1 GenEvent_p4 # m_signalProcessId # m_eventNbr # m_eventScale # m_alphaQCD # m_alphaQED # m_signalProcessVtx # m_verticesBegin # m_verticesEnd # m_particlesBegin # m_particlesEnd + GenEvent_p4() + GenEvent_p4() Node2 std::vector< long int > Node2->Node1 #m_randomStates Node3 long Node3->Node2 +elements Node4 std::vector< double > + elements Node4->Node1 #m_weights #m_pdfinfo