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