{HEAD ~ a closed bottom end} having {TAIL ~ a second circumference} of a second length, wherein the second length of the second circumference is less than the first length of the first circumference, and 
having
{ HEAD ~ a closed bottom end } having { TAIL ~ a second circumference } of a second length , wherein the second length of the second circumference is less than the first length of the first circumference , and
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH