TrigInDetTrackTruth_p1 Node1 TrigInDetTrackTruth_p1 + best_match_hits + best_Si_match_hits + best_TRT_match_hits Node2 std::vector< std::pair < unsigned int, unsigned int > > + elements Node2->Node1 +m_family_tree Node3 std::vector< TPObjRef > Node3->Node1 +m_nr_common_hits +m_true_part_vec Node4 TPObjRef # m_index + TPObjRef() + TPObjRef() + isNull() + typeID() + topLevelCnvID() + index() Node4->Node3 +elements Node5 TPObjRef::typeID_t + m_TLCnvID + m_cnvID + typeID_t() + topLevelCnvID() + cnvID() + value() + isNull() Node5->Node4 #m_typeID