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