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