id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3842880,1971307,plaintiff,Byrche,William,gent,585869,"Byrche, William, of London, gent",0 3842881,1971307,defendant,Owen,Henry,,645220,"Owen, Henry, of Newtymber, Sussex, knight",0 3842882,1971307,defendant,Irton,Richard,gent,624520,"Irton, Richard, of Irton, Cornw, gent",1