id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4912757,2330492,plaintiff,Chalons,Robert,knight,,"Chalons, Robert, knight",0 4912758,2330492,defendant,Dunstaple,John,gent,607137,"Dunstaple, John, of Stepul Mordon, Cambs, gent",0 4912759,2330492,defendant,Dunstaple,Margaret,,,"Margaret, his wife",1