Challenge: Red Cannon on File 3 Defeats Black Chariot on File 2: Extreme Sacrifice Strategy - Can you solve it?

When the Red Cannon on File 3 launches a 'rush' attack on the Black Chariot on File 2, the battlefield suddenly flips. The Black Chariot is forced to 'retreat' to File 4, creating an opportunity for the Red Cannon on File 2 to 'pierce' into the Black General. Let's analyze how the Red Cannon exploits the weakness of the Black Chariot to secure victory!