{HEAD ~ The system} 1 wherein {TAIL ~ the control data} include a control parameter and a control program 
wherein
{ HEAD ~ The system } 1 wherein { TAIL ~ the control data } include a control parameter and a control program
HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH