DefineList Eta decayMode eta -> gamma gamma daughterList Neutral daughterList Neutral histogram 0.1 select Mass 0.547 0.2 End DefineList Jpsi decayMode J/psi -> gamma eta pi+ pi- daughterList Neutral daughterList Eta daughterList PionVeryLoose daughterList PionVeryLoose histogram 0.15 select Mass 3.096 0.2 End DefineList Chi_c decayMode chi_c0 -> J/psi gamma daughterList Jpsi daughterList Neutral histogram 0.15 select Mass 3.415 0.2 End dumpList Chi_c chi p4 p3cm pos m dumpList Jpsi jpsi p4 p3cm m miss dumpList Eta eta p4 p3cm m miss dumpList Neutral gam p4 p3cm mci dumpList PionVeryLoose pi p4 p3 p3cm m ch mci pid