[ capword sp & sp capword ( year ) ] sp capword , sp caplet . sp & sp capword , sp caplet . sp ( year ) . sp capword - othword sp othword sp othword othword sp othword sp othword . sp capword sp num othword sp upword sp capword sp capword sp othword sp capword capword sp othword sp capword sp capword sp ( upword sp capword , sp year ) . sp num – num .