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