[ num ] sp caplet . sp capword , sp caplet . sp capword , sp capword sp caplet . sp caplet . sp caplet othword , sp othword sp caplet . sp capword . sp capword sp othword othword sp othword sp othword sp upword sp othword sp othword . sp capword sp capword sp [ num ] , sp othword sp num – num . ( othword . othword . othword / num upword * . othword . caplet ) . capword : sp othword capword : sp * othword , * upword , * upword , * upword , * upword , othword sp / othword , othword / capword