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