To this end, {HEAD ~ a visual system} , which includes {TAIL ~ an image generation subsystem} and an image display subsystem , is associated with a marksmanship scoring device 
To this end , { HEAD ~ a visual system } , which includes { TAIL ~ an image generation subsystem } and an image display subsystem , is associated with a marksmanship scoring device
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH