id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4245410,2111440,plaintiff,Marston,Roger,,,"Marston, Roger",0 4245411,2111440,defendant,Fethergyll,Thomas,mercer,663632,"Fethergyll, Thomas, of Hallyfax, Yorks, mercer",0 4245412,2111440,defendant,Sley,Francis,chapman,722468,"Sley, Francis, of Hanley Arden, Warks, chapman",1