id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3620713,1874053,plaintiff,Marney,Henry,knight,,"Marney, Henry, knight",0 3620714,1874053,defendant,Rogers,John,yeoman,595497,"Rogers, John, of Hatfeld, Herts, yeoman",0 3620715,1874053,defendant,Byrde,John,yeoman,595495,"Byrde, John, of Wadysmyll, Stondon, Herts, yeoman",1 3620716,1874053,defendant,Gosson,John,baker,595496,"Gosson, John, of Buntyngford, Alsewyk, Herts, baker",2