Consequently, video and {HEAD ~ other components} can be maintained in {TAIL ~ synchronization} with the audio track 
Consequently , video and { HEAD ~ other components } can be maintained in { TAIL ~ synchronization } with the audio track
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH