Challenge: Black General Defensive: Black Cannon Exposed 5th Rank 3rd File Retreats, Red Horse Exposes 5th Rank 7th File Attacks Directly - Can you solve it?

A thrilling battle between the Red Horse and the Black Cannon. Black Cannon's exposure on the 5th rank 3rd file retreats, creating an opportunity for counterattack by the Black Horse on the 3rd rank 2nd file. Analyzing the situation where the Black Horse is blocked and the Red Cannon is empty.