id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5634445,2554771,plaintiff,Usflete,Gerard,knight,,"Usflete, Gerard, knight",0 5634446,2554771,defendant,Marschall,John,yeoman,776757,"Marschall, John, of West Grenestede, yeoman",0 5634447,2554771,defendant,Frensman,Gerard,,776757,"Frensman, Gerard, of West Grenestede, groom",1