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