The first tailgate support may have {HEAD ~ a first end} connected to the first side and a second end connected to {TAIL ~ tailgate} 
The first tailgate support may have { HEAD ~ a first end } connected to the first side and a second end connected to { TAIL ~ tailgate }
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL