id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3670860,1916851,plaintiff,Calverde,John,gent,,"Calverde, John, gent",0 3670861,1916851,defendant,Barton,John,husbandman,607806,"Barton, John, of Heselyngton, husbandman",0