id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5501666,2505453,plaintiff,Stanley,William,knight,,"Stanley, William, knight",0 5501667,2505453,defendant,Harley,John,,864669,"Harley, John, of Brompton, March of Wales, knight",0 5501668,2505453,defendant,ap Gruff,Richard Rees ap Thomas,,893957,"ap Gruff, Richard Rees ap Thomas, of Kermerden, South Wales, knight",1