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