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