id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4302070,2130845,plaintiff,Brereton,John,,,"Brereton, John",0 4302071,2130845,defendant,ap Jevan,David,yeoman,668266,"ap Jevan, David, of Stanstey, Denbigh, yeoman",0 4302072,2130845,defendant,Jevan,John ap David,yeoman,585869,"Jevan, John ap David, of London, or of Stanstey, yeoman",1