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