Employees track {HEAD ~ their progress} using {TAIL ~ verbs} that are designed to capture the reasons behind positive and negative predictive ability 
using
Employees track { HEAD ~ their progress } using { TAIL ~ verbs } that are designed to capture the reasons behind positive and negative predictive ability
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH