id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3874736,1981769,plaintiff,Dauncy,John,knight,,"Dauncy, John, knight",0 3874737,1981769,defendant,Twigge,John,weaver,643591,"Twigge, John, of Bradenynche, Devon, weaver",0 3874738,1981769,defendant,Heron,John,miller,643592,"Heron, John, of Bradenynche, miller",1