[ num ] sp capword sp upword , sp capword sp upword , sp othword . sp capword - capword sp capword sp capword sp [ capword sp capword year ] . sp othword . sp num sp othword sp capword sp capword sp othword sp capword sp capword . sp capword ; sp year . sp capword sp othword : sp othword : / / othword . othword / num . num / capword .