As expected, it allows for the discrimination between human differences, including gender and {HEAD ~ personal levels} of {TAIL ~ alcohol dependency} 
of
As expected , it allows for the discrimination between human differences , including gender and { HEAD ~ personal levels } of { TAIL ~ alcohol dependency }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL