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