EventInfo_p2 Node1 EventInfo_p2 + m_event_ID + m_event_type + m_trigger_info + m_event_flags + EventInfo_p2() Node2 PileUpEventInfo_p2 + m_subEvents + PileUpEventInfo_p2() + ~PileUpEventInfo_p2() Node1->Node2 Node3 PileUpEventInfo_p3 + m_subEvents + PileUpEventInfo_p3() + ~PileUpEventInfo_p3() Node1->Node3