id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5375194,2467829,plaintiff,Pothorp,Thomas,,,"Pothorp, Thomas",0 5375195,2467829,defendant,Tirwhyt,John,,602243,"Tirwhyt, John, of Topclyff",0 5375196,2467829,defendant,Tirwhyt,William,,,"Tirwhyt, William",1 5375197,2467829,defendant,Tirwhyt,Joan,,,"Joan, his wife",2