id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3702740,1927129,plaintiff,Colsell,William,mercer,,"Colsell, William, mercer",0 3702741,1927129,defendant,Mumford,John,chapman,614257,"Mumford, John, of Hogyston, Suff, chapman",0 3702742,1927129,defendant,Baker,Thomas,clothier,585951,"Baker, Thomas, of Winchester, clothier",1 3702743,1927129,defendant,Pert,Thomas,clerk,585869,"Pert, Thomas, of London, clerk",2