id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4175993,2087083,plaintiff,Gryffythe,John,,,"Gryffythe, John",0 4175994,2087083,defendant,ap Meredith,Owen ap David,yeoman,696310,"ap Meredith, Owen ap David, of Castobbe, Radnor, yeoman",0 4175995,2087083,defendant,ap David,Stephen,yeoman,708983,"ap David, Stephen, of Castobbe, yeoman",1