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