id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3722001,1933144,plaintiff,Lytle,John,gent,585869,"Lytle, John, of London, gent",0 3722002,1933144,defendant,Tregold,John,merchant tailor,585869,"Tregold, John, of London, merchant tailor",0 3722003,1933144,defendant,Tregold,Robert,yeoman,586434,"Tregold, Robert, of Louth, Lincs, yeoman",1