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