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