id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5338148,2456499,plaintiff,Knyvet,William,"knight, sheriff of Norf",,"Knyvet, William, knight, sheriff of Norf",0 5338149,2456499,defendant,Selby,Robert,husbandman,642610,"Selby, Robert, of Mountford, husbandman",0 5338150,2456499,defendant,Lucas,John,husbandman,589109,"Lucas, John, of Alburgh, husbandman",1