A cover is provided to fit within the mouth at {TAIL ~ the top} of {HEAD ~ the vessel} 
A cover is provided to fit within the mouth at { TAIL ~ the top } of { HEAD ~ the vessel }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD