id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4833523,2306492,plaintiff,Clervaux,John,knight,,"Clervaux, John, knight",0 4833524,2306492,defendant,Tesdale,William,yeoman,779224,"Tesdale, William, of Nun Monkton, yeoman",0 4833525,2306492,defendant,Serff,Robert,yeoman,589154,"Serff, Robert, of Nafferton, yeoman",1 4833526,2306492,defendant,Bulmer,John,yeoman,586067,"Bulmer, John, of York, yeoman",2