id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3867592,1979396,plaintiff,Seynt John,John,knight,,"Seynt John, John, knight",0 3867593,1979396,defendant,Button,Randolph,yeoman,622714,"Button, Randolph, of Ampthyll, yeoman",0 3867594,1979396,defendant,Jordon,Christopher,smith,622714,"Jordon, Christopher, of Ampthyll, smith",1 3867595,1979396,defendant,Bredevan,Thomas,,622714,"Bredevan, Thomas, of Ampthyll, tile maker",2