{HEAD ~ The slits} 77 extend transversely substantially {TAIL ~ the full length LP} of the face 79 of the pocket 75 
extend transversely substantially
{ HEAD ~ The slits } 77 extend transversely substantially { TAIL ~ the full length LP } of the face 79 of the pocket 75
HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH