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