id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3723636,1933667,plaintiff,Percherd,John,merchant,586254,"Percherd, John, of Southampton, merchant",0 3723637,1933667,defendant,Clement,John,tanner,593694,"Clement, John, of Andever, tanner",0 3723638,1933667,defendant,Mason,Thomas,mercer,591145,"Mason, Thomas, of Hungerford, Berks, mercer",1