{TAIL ~ The bridge} may comprise a first component, and a second component engaged to {HEAD ~ said first component} 
{ TAIL ~ The bridge } may comprise a first component , and a second component engaged to { HEAD ~ said first component }
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD