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