The COR is {HEAD ~ a direct measure} of {TAIL ~ the resilience} of a golf ball at a particular inbound velocity 
of
The COR is { HEAD ~ a direct measure } of { TAIL ~ the resilience } of a golf ball at a particular inbound velocity
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH