The cover flap is aligned along {HEAD ~ two edges} with {TAIL ~ two edges} of the backing sheet and attached along at least one edge 
with
The cover flap is aligned along { HEAD ~ two edges } with { TAIL ~ two edges } of the backing sheet and attached along at least one edge
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH