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