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