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