id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4543171,2213747,plaintiff,Arnald,John,,,"Arnald, John",0 4543172,2213747,defendant,St Albonys,William,,,"St Albonys, William",0 4543173,2213747,defendant,Grevelle,John,,610195,"Grevelle, John, of Hanworth",1