This is useful for {HEAD ~ decorative purposes}, which may be accented by {TAIL ~ a twist section} 162 
accented by
This is useful for { HEAD ~ decorative purposes } , which may be accented by { TAIL ~ a twist section } 162
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH