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