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