The execution server also accesses information about what resources are to be used for {HEAD ~ specific types} of {TAIL ~ test requests} 
of
The execution server also accesses information about what resources are to be used for { HEAD ~ specific types } of { TAIL ~ test requests }
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