nellore town name as simha puri,nellore town name changed,venkaiah naidu telling about nellore town name change,krishna ditrict name changed as ntr district,ysr ditrict name changed as kadapa,district name change demands in ap nellore town name as simha puri,nellore town name changed,venkaiah naidu telling about nellore town name change,krishna ditrict name changed as ntr district,ysr ditrict name changed as kadapa,district name change demands in ap