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