id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq
4223745,2103790,plaintiff,ap Plewis,David,,,"ap Plewis, David",0
4223746,2103790,defendant,ap Plewys,Howell,yeoman,648896,"ap Plewys, Howell, of Bredowe, Radnor, yeoman",0