id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3886730,1985820,plaintiff,Carnybys,Reginald,,758854,"Carnybys, Reginald, of Northumberland, knight",0 3886731,1985820,defendant,Constable,Marmaduke,,585869,"Constable, Marmaduke, of London, knight",0