[ num ] sp capword sp capword - capword , sp capword sp capword sp caplet . , sp capword sp capword sp caplet . sp capword - othword sp othword sp othword sp othword : capword sp othword sp othword sp othword sp / / sp capword sp othword sp othword sp capword sp upword sp capword sp othword sp capword othword sp capword sp capword . sp – – sp year . sp – – sp caplet . sp num – num . sp – – sp upword : sp othword : / / othword . othword . othword . othword / upword / othword / capword - num . othword .