sTgcDigit Node1 sTgcDigit - m_bcTag - m_charge - m_time - m_isDead - m_isPileup + sTgcDigit() + sTgcDigit() + sTgcDigit() + sTgcDigit() + is_valid() + bcTag() + charge() + charge_6bit() + charge_10bit() + time() and 7 more... Node2 MuonDigit # m_muonId + MuonDigit() + ~MuonDigit() + MuonDigit() + setID() + identify() Node2->Node1 Node3 Identifiable + ~Identifiable() + identify() + identifyHash() + getHelper() Node3->Node2