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