id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5544866,2518501,plaintiff,Serlby,Nicholas,gent,631339,"Serlby, Nicholas, of Serlby, gent",0 5544867,2518501,defendant,Laken,Walter,"rector of West Halton, Lincs",,"Laken, Walter, rector of West Halton, Lincs",0 5544868,2518501,defendant,Laken,William,gent,624080,"Laken, William, of Colby, Lincs, gent",1 5544869,2518501,defendant,Haweden,Robert,mercer,670405,"Haweden, Robert, of Burton Stather, Lincs, mercer",2