id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5542422,2517751,plaintiff,Mery,John,,,"Mery, John",0 5542423,2517751,defendant,Castell,John,chapman,622869,"Castell, John, of Banbery, chapman",0 5542424,2517751,defendant,Okeley,John,yeoman,898179,"Okeley, John, of Shynkylborowe, , Bucks, yeoman",1