It is {HEAD ~ an advantage} of {TAIL ~ the present invention} that several CDs, each in its own protective envelope, can be stored in each hanging file folder 
of
It is { HEAD ~ an advantage } of { TAIL ~ the present invention } that several CDs , each in its own protective envelope , can be stored in each hanging file folder
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH