id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4662347,2249700,plaintiff,Foucher,William,mercer,585869,"Foucher, William, of London, mercer",0 4662348,2249700,defendant,Bertwey,John,chapman,775879,"Bertwey, John, of Bereford, Oxon, chapman",0 4662349,2249700,defendant,Wyntryngham,Thomas,chapman,779550,"Wyntryngham, Thomas, of Cotherstoke, Nhants, chapman",1 4662350,2249700,defendant,Arnold alias Irissh,John,chapman,591848,"Arnold alias Irissh, John, of Watlyngton, Oxon, chapman",2