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