id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3902174,1990963,plaintiff,Dormer,John,,,"Dormer, John",0 3902175,1990963,defendant,Smyth,John,chapman,599994,"Smyth, John, of Carnarvan, chapman",0 3902176,1990963,defendant,ap Pewen,David,chapman,599994,"ap Pewen, David, of Carnarvan, chapman",1 3902177,1990963,defendant,Rede,John,gent,648555,"Rede, John, of Wrangell, Lincs, gent",2 3902178,1990963,defendant,Tayler,John,chapman,586958,"Tayler, John, of Gloucester, chapman",3