Challenge: Xiangqi (Chinese Chess) - The 'Empty Cannon' Formation of Red: Tactics like the Battle of Bach Dang - Can you solve it?

This formation carries a historical touch, with the Red Cannon on the 4th rank ready to explode the Black's defensive setup. The Red General must maintain control of the center, while the Red Advisors and Elephants form a solid front to block any attacks from Black's Advisors and Elephants.