{HEAD ~ The select lever} is operated by {TAIL ~ a manual shift lever} for shifting one of the shifter arms 
is operated by
{ HEAD ~ The select lever } is operated by { TAIL ~ a manual shift lever } for shifting one of the shifter arms
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH