id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 4862787,2315345,plaintiff,Derham,John,mercer,585869,"Derham, John, of London, mercer",0 4862788,2315345,defendant,Grenewey,William,chapman,641733,"Grenewey, William, of Wantynge, Berks, chapman",0 4862789,2315345,defendant,Burgeys,John,chapman,787493,"Burgeys, John, of Aulton, Hants, chapman",1