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