Challenge: Xiangqi Masterpiece: Red Cannon Ignites, Song Heroes Horse Encircled the Black General - The Mysterious Strategy of Route 7 - Can you solve it?

Step into a battle of unparalleled power, with an open formation as vast as the Eight Diagrams. The Red Cannon on Route 5 shakes the heavens and earth, while the Red Horse moves in tandem like an eagle's wings seizing prey. The Red Chariot stands motionless but bristles with danger, and the Black Elephant's sharp eyes shield the weak old General. Is this a naval battle on the chessboard? Or a great clash between light and darkness in the fortress of defense? Let's begin with lightning-fast opening moves, and we'll uncover this mystery...