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