id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4018922,2031503,plaintiff,Walley,Randolph,yeoman,675513,"Walley, Randolph, of Llanuchkela, yeoman",0 4018923,2031503,defendant,ap Owen,John,yeoman,651331,"ap Owen, John, of Pola, Montgomery, yeoman",0 4018924,2031503,defendant,ap David,David ap John ap Jevan,yeoman,675514,"ap David, David ap John ap Jevan, of Bysserth, Montgomery, yeoman",1 4018925,2031503,defendant,George,Robert,yeoman,651332,"George, Robert, of Pola, yeoman",2