id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4688042,2261828,plaintiff,Swyllynton,John de,knight,,"Swyllynton, John de, knight",0 4688043,2261828,defendant,Gerveys,John,yeoman,642601,"Gerveys, John, of Rempston, yeoman",0