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