The bounding data values for {HEAD ~ the set} of {TAIL ~ metrics} characterize the bounding web site 
The bounding data values for { HEAD ~ the set } of { TAIL ~ metrics } characterize the bounding web site
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH