DerivationFramework::BVertexClosestTrackTool::CtItem Node1 DerivationFramework ::BVertexClosestTrackTool ::CtItem + dca + dcaErr + zca + zcaErr + vtxNDErr2 + trkNDErr2 + phi0Used + nTrksChi2 + closeTrack + tracks + vtap + selpat + CtItem() + ~CtItem() + setup() + setup() + resetVals() + copyVals() + copyVals() + dcaName() + dcaErrName() + zcaName() and 7 more... Node2 BaseItem Node2->Node1