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