id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4608515,2233771,plaintiff,Bover,John,,586981,"Bover, John, of Louth",0 4608516,2233771,defendant,Mavinus or Maunns,John,,590184,"Mavinus or Maunns, John, of Stepyng",0