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