id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4584886,2226705,plaintiff,Grene,John,,,"Grene, John",0 4584887,2226705,defendant,Wetherherd,William,,753166,"Wetherherd, William, of Hertfordshire",0 4584888,2226705,defendant,Penell,John,,,"Penell, John",1 4584889,2226705,defendant,Waryner,John,,605666,"Waryner, John, of Great Missenden",2