id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4856874,2313529,plaintiff,Benalva,William,,,"Benalva, William",0 4856875,2313529,defendant,Knokea,John,husbandman,604090,"Knokea, John, of Duloo, husbandman",0 4856876,2313529,defendant,John,of Trewythelan,husbandman,,"John, of Trewythelan, husbandman",1 4856877,2313529,defendant,Colyn,Nicholas,husbandman,803574,"Colyn, Nicholas, of Penquyt, husbandman",2