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