Further, said {HEAD ~ step} includes starting said speed changing operation of {TAIL ~ said other transmission mechanism} before said third shift position is established 
Further , said { HEAD ~ step } includes starting said speed changing operation of { TAIL ~ said other transmission mechanism } before said third shift position is established
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH