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