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