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