[ num ] sp capword sp caplet . sp capword sp othword sp capword sp caplet . sp capword . sp capword sp othword sp othword sp othword sp othword sp othword sp othword othword sp othword sp othword sp othword . sp capword sp capword sp capword sp othword sp capword othword - caplet othword sp [ num ] , sp othword num – num . capword : sp capword