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