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