The control unit 16 senses all the command inputs from the driver through the various vehicle control devices described above and computes the position, speed and {TAIL ~ direction} of travel of {HEAD ~ the simulated vehicle} in a simulated universe 
The control unit 16 senses all the command inputs from the driver through the various vehicle control devices described above and computes the position , speed and { TAIL ~ direction } of travel of { HEAD ~ the simulated vehicle } in a simulated universe
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH