[ num ] sp capword sp capword sp othword sp capword sp caplet . sp capword , sp othword . sp capword sp capword sp othword sp othword sp capword sp capword sp - capword , sp capword sp othword sp capword sp capword . sp capword sp othword sp capword sp capword . sp capword , year . capword : sp upword : othword / othword / year / upword