The reel and the second felt conveyor cooperate to advance {HEAD ~ the web} to {TAIL ~ a reel spool} for winding the web 
to
The reel and the second felt conveyor cooperate to advance { HEAD ~ the web } to { TAIL ~ a reel spool } for winding the web
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH