id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4336989,2142665,plaintiff,Blissarde,Thomas,,,"Blissarde, Thomas",0 4336990,2142665,plaintiff,Symons,John,,,"Symons, John",1 4336991,2142665,defendant,Yardley,John,baker,587301,"Yardley, John, of Dunstable, Beds, or of Brackley, Nhants, baker",0