{TAIL ~ The marketplaces} stored in {HEAD ~ the information database} may be either pre defined or user defined 
{ TAIL ~ The marketplaces } stored in { HEAD ~ the information database } may be either pre defined or user defined
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH