id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5138721,2397821,plaintiff,Ryche,Richard,mercer,585869,"Ryche, Richard, of London, mercer",0 5138722,2397821,plaintiff,Ursewyk,Thomas,,,"Ursewyk, Thomas",1 5138723,2397821,defendant,Brigges,John,,600746,"Brigges, John, of Eppyng, Essex",0