id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4768411,2286091,plaintiff,Musgrave,Richard de,knight,,"Musgrave, Richard de, knight",0 4768412,2286091,defendant,Alanbrig,Thomas,yeoman,600209,"Alanbrig, Thomas, of Bradford, Yorks, yeoman",0