driving {HEAD ~ the motor} in {TAIL ~ accordance} with the fed input signal to move the movable member to the desired final position 
in
driving { HEAD ~ the motor } in { TAIL ~ accordance } with the fed input signal to move the movable member to the desired final position
OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH