{TAIL ~ The user roles} in the role database are available for use by {HEAD ~ a plurality} of users of the application 
{ TAIL ~ The user roles } in the role database are available for use by { HEAD ~ a plurality } of users of the application
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH