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