id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5141026,2398499,plaintiff,Trenthgaus,Thomas,,,"Trenthgaus, Thomas",0 5141027,2398499,defendant,Martyn,John,smith,603621,"Martyn, John, of Helston, smith",0 5141028,2398499,defendant,Talgragan,John,yeoman,852141,"Talgragan, John, of Talgragan in St Alyn, yeoman",1