id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5470707,2496160,plaintiff,Grene,Robert,mercer,585869,"Grene, Robert, of London, mercer",0 5470708,2496160,defendant,Welles,John,chapman,591522,"Welles, John, of Sandeherst, Kent, chapman",0