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