Challenge: The 'Empty Cannon' Red Formation: Hidden Tactics in the Battle of Chinese Chess - Can you solve it?

Discover the 'Empty Cannon' formation of the Red side in Chinese chess, where the Cannon is exposed on the 5th rank and the Chariot is exposed on the 9th rank, creating a secret defensive formation. The article deciphers this strategy through the lens of ancient masters like Sun Tzu and Lu Buwei.