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