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