/control/verbose 0
/tracking/verbose 0
/event/verbose 0
/run/initialize
/gps/verbose 2
/gps/particle geantino 
/gps/type Volume
/gps/shape Para
/gps/centre 2. 2. 2. cm
/gps/halfx 2. cm
/gps/halfy 3. cm
/gps/halfz 4. cm
/gps/posrot1 1. 0.57735 0.
/gps/posrot2 -0.57735 1. -0.66667
/gps/angtype iso
/gps/energytype Brem
/gps/emin 1. keV
/gps/emax 2. MeV
/gps/temp 2e9
/run/beamOn 10000