The cost, effort, churn, {HEAD ~ verb} and other task data are used to provide {TAIL ~ a real time human resources system} which provides an accurate and current analysis of an employees job performance 
are used to provide
The cost , effort , churn , { HEAD ~ verb } and other task data are used to provide { TAIL ~ a real time human resources system } which provides an accurate and current analysis of an employees job performance
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH