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