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