{TAIL ~ a body} for being mounted to said container around said {HEAD ~ container opening} and defining an access aperture for access to said container opening 
{ TAIL ~ a body } for being mounted to said container around said { HEAD ~ container opening } and defining an access aperture for access to said container opening
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH