{TAIL ~ The type} or types of event data analyzed by the matching service 62 may vary widely depending upon the nature and purpose of {HEAD ~ the particular system} 30 
{ TAIL ~ The type } or types of event data analyzed by the matching service 62 may vary widely depending upon the nature and purpose of { HEAD ~ the particular system } 30
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH