id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 3888554,1986431,plaintiff,Esyngton,Robert,,,"Esyngton, Robert",0 3888555,1986431,defendant,Mase alias Venyse,John,chapman,585869,"Mase alias Venyse, John, of London, chapman",0 3888556,1986431,defendant,Hankey,John,chapman,588332,"Hankey, John, of Westchester, Cheshire, chapman",1 3888557,1986431,defendant,Arnold,Thomas,chapman,600172,"Arnold, Thomas, of Kyngesclere, Hants, chapman",2