id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5100746,2386643,plaintiff,Alderews,John,skinner,585869,"Alderews, John, of London, skinner",0 5100747,2386643,plaintiff,Steynford,William,gent,,"Steynford, William, gent",1 5100748,2386643,defendant,Derby,William,,588321,"Derby, William, of Benyngton, Lincs, knight",0