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