A first end 6 of {TAIL ~ the steering column} 1 may be connected to {HEAD ~ a steering wheel}  
A first end 6 of { TAIL ~ the steering column } 1 may be connected to { HEAD ~ a steering wheel }
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH