id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5261262,2433635,plaintiff,Marchall,John,mercer,585869,"Marchall, John, of London, mercer",0 5261263,2433635,defendant,Wympyll alias Thessher or Thressher,William,chapman,604423,"Wympyll alias Thessher or Thressher, William, of Milverton, Devon, chapman",0 5261264,2433635,defendant,Parker,John,chapman,586697,"Parker, John, of Shrewsbury, chapman",1