A container has a generally hollow interior and {TAIL ~ a container rim} defining {HEAD ~ an opening} for accessing the interior thereof 
A container has a generally hollow interior and { TAIL ~ a container rim } defining { HEAD ~ an opening } for accessing the interior thereof
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH