When the program code is loaded into and executed by a machine, {HEAD ~ the machine} becomes {TAIL ~ an apparatus} for practicing the disclosed method 
When the program code is loaded into and executed by a machine , { HEAD ~ the machine } becomes { TAIL ~ an apparatus } for practicing the disclosed method
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH