Next, {TAIL ~ the client} identifies {HEAD ~ a record} and instructs the verification system to retrieve the record 
Next , { TAIL ~ the client } identifies { HEAD ~ a record } and instructs the verification system to retrieve the record
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH