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