Challenge: Red Cannon's Firepower: The Art of the Killing Shot to Defeat the Black Chariot in Xiangqi - Can you solve it?

The Black Chariot on file 6, rank 7 is surrounded, the Red Cannon on file 4, rank 2 fires a killing shot, and the Red Horse on file 5, rank 1 exchanges legs. With both horses exchanging legs, the cannon's killing shot decides victory.