id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5600316,2534987,plaintiff,Heton,Thomas,,,"Heton, Thomas",0 5600317,2534987,defendant,Mayho,Robert,chapman,587775,"Mayho, Robert, of Redyng, Berks, chapman",0 5600318,2534987,defendant,Sare,Thomas,chapman,586513,"Sare, Thomas, of Newebury, Berks, chapman",1