/control/verbose 0
/tracking/verbose 0
/event/verbose 0
/run/initialize
/gps/verbose 2
/gps/particle geantino
/gps/type Surface
/gps/shape Cylinder
/gps/centre 2. 2. 2. cm
/gps/radius 2. cm
/gps/halfz 4. cm
/gps/posrot2 0. 1. -0.57735
/gps/angtype iso
/gps/energytype Brem
/gps/emin 1. MeV
/gps/emax 20. MeV
/gps/temp 2e11
/run/beamOn 10000