[ capword sp num ] sp capword sp capword sp & sp capword sp capword . sp capword sp capword sp capword capword sp othword sp othword sp othword sp othword sp othword sp othword sp othword sp othword othword sp othword sp othword sp othword sp othword sp othword sp othword : sp caplet sp othword sp othword sp othword othword sp capword sp capword , sp capword . sp capword sp othword sp capword sp capword othword sp capword , sp othword . sp num , sp othword . sp num - num , sp othword sp num – num , sp year .