[ capword sp year ] sp caplet . sp capword sp & sp caplet . sp capword . sp upword : sp capword - othword sp othword sp othword othword - othword - othword sp othword sp othword . sp capword , sp othword sp upword capword , sp othword . sp num , sp othword . sp num , sp othword sp num – num , sp year . sp upword / upword sp upword capword sp othword sp othword sp othword sp othword .