FIG 1 illustrates {HEAD ~ a connection joint} 20 formed in {TAIL ~ accordance} with the present invention 
FIG 1 illustrates { HEAD ~ a connection joint } 20 formed in { TAIL ~ accordance } with the present invention
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH