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