TauAnalysisTools::ITauTruthMatchingTool Node1 TauAnalysisTools::ITauTruth MatchingTool + initialize() + getEvent() + getTruth() + getTruth() + getTruth() + getTruthTauP4Vis() + getTruthTauP4Vis() + getTruthTauP4Invis() + getTruthTauP4Invis() + getTruthParticleType() + getNTauDecayParticles() + getNTauDecayParticles() + getDecayMode() + getDecayMode() Node2 TauAnalysisTools::IBuild TruthTaus + initialize() + setTruthMatchingMode() + retrieveTruthTaus() + retrieveTruthTaus() Node2->Node1 Node3 asg::IAsgTool + ~IAsgTool() + print() Node3->Node1 Node3->Node2 Node4 IAlgTool Node4->Node3