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