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