DefineList Jpsi decayMode J/psi -> e+ e- daughterList ElectronVeryLoose daughterList ElectronVeryLoose histogram 1.0 # select Mass 3.096 0.3 End DefineList Psi2s decayMode psi(2S) -> J/psi pi+ pi- daughterList Jpsi daughterList PionVeryLoose daughterList PionVeryLoose histogram 0.5 End dumpList Psi2s psi p4 p3cm pos m dumpList Jpsi jp p4 p3cm m miss dumpList ElectronVeryLoose e p4 p3 p3cm m ch mci pid dumpList PionVeryLoose pi p4 p3 p3cm m ch mci pid