id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4804306,2297534,plaintiff,Blakeman,William,,,"Blakeman, William, on his own account",0 4804307,2297534,defendant,Castelman,Thomas,brewer,585925,"Castelman, Thomas, of Bristol, brewer",0 4804308,2297534,defendant,Sadeler,John,sadler,757082,"Sadeler, John, of Marlebergh, sadler",1