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