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