id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3990452,2021337,plaintiff,Birkhed,Nicholas,yeoman,593579,"Birkhed, Nicholas, of Staveley, yeoman",0 3990453,2021337,plaintiff,Birkhed,John,his son,,"Birkhed, John, his son",1 3990454,2021337,defendant,Wylson,Gilbert,yeoman,585869,"Wylson, Gilbert, of London, or of Staveleye, Westmor, yeoman",0