id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4946878,2341031,plaintiff,Langhorn,Richard,,,"Langhorn, Richard",0 4946879,2341031,defendant,Leyston,Thomas,chapman,594546,"Leyston, Thomas, of Tykhyll, chapman",0 4946880,2341031,defendant,Boton,Roger,yeoman,769421,"Boton, Roger, of Wedyrby, yeoman",1 4946881,2341031,defendant,Soureby,Thomas,butcher,825895,"Soureby, Thomas, of Tascastyr, butcher",2