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