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