id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3675640,1918417,plaintiff,Heydon,John,knight,,"Heydon, John, knight",0 3675641,1918417,defendant,Chapman,John,,608827,"Chapman, John, of Samtony, wool chapman",0 3675642,1918417,defendant,Marchaunt,George,yeoman,597485,"Marchaunt, George, of Wyston, yeoman",1 3675643,1918417,defendant,Harvy,of Marsam,yeoman,,"Harvy, of Marsam, yeoman",2