{HEAD ~ The first tubular member} 21 has {TAIL ~ a free end} to which an end connector 22 is mounted 
has
{ HEAD ~ The first tubular member } 21 has { TAIL ~ a free end } to which an end connector 22 is mounted
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH