id,case_id,role,surname,forename,occupation,place_id,raw_segment,seq 5057846,2373917,plaintiff,Cotford,John,mercer,585869,"Cotford, John, of London, mercer",0 5057847,2373917,defendant,Waterton,Robert,,813543,"Waterton, Robert, of Metheley, Yorks, knight",0 5057848,2373917,defendant,Morys,Edmund,gent,629068,"Morys, Edmund, of Kyngeslane, Herefs, gent",1 5057849,2373917,defendant,Grevelle,John,esq,841303,"Grevelle, John, of Berkle, Glos, esq",2