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