id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3866551,1979042,plaintiff,Preston,John,,,"Preston, John",0 3866552,1979042,plaintiff,Malore,Richard,mercer,585869,"Malore, Richard, of London, mercer",1 3866553,1979042,defendant,Smyth,Thomas,alderman,586606,"Smyth, Thomas, of Chester, chapman, son of Smyth, Thomas, of Westchester, alderman",0 3866554,1979042,defendant,Prowte,William,chapman,586958,"Prowte, William, of Gloucester, chapman",1 3866555,1979042,defendant,ap Owen,Hugh,carrier,586958,"ap Owen, Hugh, of Gloucester, carrier",2 3866556,1979042,defendant,Aburforthe,Thomas,mercer,585869,"Aburforthe, Thomas, of London, mercer",3