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