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