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