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