id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3813060,1961990,plaintiff,Denham,John,draper,585869,"Denham, John, of London, draper",0 3813061,1961990,defendant,Stonore,Walter,,633502,"Stonore, Walter, of Bluntes Courte, Oxon, knight",0 3813062,1961990,defendant,Byron,John,,633503,"Byron, John, of Colwyke, Notts, knight",1