{TAIL ~ A first separating unit} is provided for a stack of {HEAD ~ newspapers}, referred to as jackets 
{ TAIL ~ A first separating unit } is provided for a stack of { HEAD ~ newspapers } , referred to as jackets
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH