id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4964846,2346400,defendant,Trethewy,William,gent,828205,"Trethewy, William, of Kenerell, gent",1 5413607,2478994,defendant,Langedon,John,esq,828205,"Langedon, John, of Kenerell, esq",0