id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5375379,2467889,plaintiff,Purches,William,mercer,585869,"Purches, William, of London, mercer",0 5375380,2467889,defendant,Marchall,Nicholas,chapman,592737,"Marchall, Nicholas, of Wodstok, Oxon, chapman",0