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