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