id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4323661,2138329,plaintiff,ap David,Roland,,,"ap David, Roland",0 4323662,2138329,defendant,ap Morys,Rice,gent,585869,"ap Morys, Rice, of London, or of Dysserthe, Radnor, gent",0 4323663,2138329,defendant,ap Howell,Rice ap Griffith ap Jevan,gent,737206,"ap Howell, Rice ap Griffith ap Jevan, of Dysserth, gent",1 4323664,2138329,defendant,ap David,Maurice,gent,690291,"ap David, Maurice, of Llanvareth, Radnor, gent",2