With reference to FIG 4, {HEAD ~ a more detailed view} of {TAIL ~ the solution adjustment} is shown 
of
With reference to FIG 4 , { HEAD ~ a more detailed view } of { TAIL ~ the solution adjustment } is shown
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH