id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4807464,2298528,plaintiff,Cokayn,John,knight,,"Cokayn, John, knight",0 4807465,2298528,defendant,Serle,Richard,yeoman,805160,"Serle, Richard, of Malefeld, yeoman",0 4807466,2298528,defendant,Malefeld,Richard,yeoman,588590,"Malefeld, Richard, of Assheburn, yeoman",1 4807467,2298528,defendant,Aleynson,Thomas,yeoman,629487,"Aleynson, Thomas, of Underwod, yeoman",2