WeakSingleBoson:ffbar2gmZ = on 23:onMode = off 23:onIfAny = 15 #23:onIfMatch = 15 -15 #HadronLevel:all = off HadronLevel:Hadronize = off SpaceShower:QEDshowerByL = off SpaceShower:QEDshowerByQ = off PartonLevel:ISR = off PartonLevel:FSR = off Beams:idA = 11 Beams:idB = -11 Beams:eCM = 92.