The system is able to determine {HEAD ~ the identity} of each sample container in {TAIL ~ the system} and maintain that information in a database 
in
The system is able to determine { HEAD ~ the identity } of each sample container in { TAIL ~ the system } and maintain that information in a database
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH