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