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