[ capword : year : upword ] sp capword sp capword sp othword sp capword sp capword . sp capword sp othword othword sp othword - othword sp othword sp othword . sp capword sp othword sp capword sp capword capword , sp num ( num ) : num – num , sp year . upword sp othword : / / othword . othword . othword / othword / othword / caplet - num - num / num / num capword : sp othword sp othword sp othword sp ( upword ) sp othword sp othword othword sp othword - othword sp othword sp ( upword - upword ) sp othword othword sp othword sp othword sp othword sp othword sp othword sp othword sp othword sp othword othword sp othword - othword sp othword sp ( upword ) . sp upword othword sp othword sp othword sp othword sp smallet sp othword sp othword sp othword sp othword sp othword othword sp othword sp othword sp othword sp othword sp othword , sp othword sp upword - upword othword sp othword sp othword sp othword sp othword sp othword . sp capword sp othword sp upword othword sp othword sp othword sp othword sp othword sp othword sp upword sp othword . sp capword othword sp othword sp othword sp othword sp othword sp othword , sp smallet sp othword sp othword num sp othword sp othword sp upword - num sp othword sp othword , sp othword othword sp smallet sp othword sp othword sp upword - num - othword sp othword : sp num - [ ( num - othword ) sp othword ] - num - ( othword ) sp othword sp ( upword ) othword sp othword . sp capword sp othword sp upword sp othword sp othword sp othword othword sp othword , sp othword year . num . sp capword sp othword sp othword sp othword othword sp othword sp othword .