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