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