id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4943856,2340040,plaintiff,Grey,Ralph,knight,,"Grey, Ralph, knight",0 4943857,2340040,defendant,Gresley,John,,596091,"Gresley, John, of Colton, Staffs, knight",0 4943858,2340040,defendant,Weston,Richard,yeoman,789857,"Weston, Richard, of Ruggeley, Staffs, yeoman",1