id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4472796,2192163,plaintiff,Copleston,John,,,"Copleston, John",0 4472797,2192163,defendant,Gatecombe,Henry,,,"Gatecombe, Henry",0 4472798,2192163,defendant,Martyn,John,,638687,"Martyn, John, of Wembury",1