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