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