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