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