id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4100820,2060609,plaintiff,Kensham alias Butler,William,,,"Kensham alias Butler, William",0 4100821,2060609,defendant,Tottenham,William,yeoman,585869,"Tottenham, William, of London, or of Wentworthe, Isle of Ely, Cams, yeoman",0