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