import { NamedNode } from 'rdf-js';
declare const _default: {
    CommentPermission: NamedNode<"http://schema.org/CommentPermission">;
    ReadPermission: NamedNode<"http://schema.org/ReadPermission">;
    WritePermission: NamedNode<"http://schema.org/WritePermission">;
};
export default _default;
export declare type DigitalDocumentPermissionType = NamedNode<'http://schema.org/CommentPermission'> | NamedNode<'http://schema.org/ReadPermission'> | NamedNode<'http://schema.org/WritePermission'>;
