A computer program product, tangibly stored on a machine {HEAD ~ readable medium}, for enhancing {TAIL ~ a quality} of data stored in a system, the computer program product comprising instructions for causing a processor to: 
for enhancing
A computer program product , tangibly stored on a machine { HEAD ~ readable medium } , for enhancing { TAIL ~ a quality } of data stored in a system , the computer program product comprising instructions for causing a processor to :
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL 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