id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4301256,2130560,plaintiff,ap Llewellen,David ap Jevan,,,"ap Llewellen, David ap Jevan",0 4301257,2130560,defendant,ap Gwillim,David ap Jevan,yeoman,585869,"ap Gwillim, David ap Jevan, of London, or of Crane, Montgomery, yeoman",0 4301258,2130560,defendant,ap David,Evan ap David,yeoman,732786,"ap David, Evan ap David, of Pentryche, Montgomery, yeoman",1