As the front cover moves, {HEAD ~ the front cover} induces {TAIL ~ the slider} to move the lateral tray for improved convenience 
induces
As the front cover moves , { HEAD ~ the front cover } induces { TAIL ~ the slider } to move the lateral tray for improved convenience
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH