{HEAD ~ The computer} further includes {TAIL ~ a gimbal mechanism} that allows the door to move relative to the linkage mechanism while constraining the door to the linkage mechanism 
includes
{ HEAD ~ The computer } further includes { TAIL ~ a gimbal mechanism } that allows the door to move relative to the linkage mechanism while constraining the door to the linkage mechanism
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 OTH OTH OTH OTH OTH OTH OTH