id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3844099,1971703,plaintiff,Cotys,John,alderman and salter,585869,"Cotys, John, of London, alderman and salter",0 3844100,1971703,defendant,Haydon,William,smith,590111,"Haydon, William, of Iver, smith",0