/control/verbose 2
/run/initialize
/N07/verbose 1
/run/dumpRegion
/run/beamOn 10 
#
#
/N07/numberOfLayers 4
/run/dumpRegion
/run/beamOn 10 
#
#
/N07/setGapMat Water
/run/dumpRegion
/run/beamOn 10