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