id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5448510,2489452,plaintiff,Lyde,William,mercer,585869,"Lyde, William, of London, mercer",0 5448511,2489452,defendant,West,Richard,chapman,888651,"West, Richard, of _alyngton, Beds, chapman",0 5448512,2489452,defendant,Bayne,Richard,"jun, of Great Brykhill, Bucks, chapman alias Clyns, Richard, of Leyghton Bosard, Beds",,"Bayne, Richard, jun, of Great Brykhill, Bucks, chapman alias Clyns, Richard, of Leyghton Bosard, Beds",1 5448513,2489452,defendant,Malmen,Henry,chapman,591121,"Malmen, Henry, of Sudmynster, Essex, chapman",2