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