Challenge: Hidden Xiangqi Mastery: The 2 Rooks, 1 Cannon, 1 Horse vs. 2 Rooks, 2 Cannons, and 4 Pawns - When Tactical Sacrifice Meets the Xichibi Strategy - Can you solve it?

Amidst a quiet board, an intriguing formation emerges like a miniature Xichibi battle - Red's formidable force of 2 Rooks, 1 Cannon, 1 Horse, and 5 Pawns faces Black's steadfast position of 2 Rooks, 2 Cannons, and 4 Pawns. Yet beneath the surface lies a classic tactical masterpiece where every move carries the essence of the Three Kingdoms. Here, strategies of borrowing weapons to kill others and using reverse roles are expertly applied. Can you spot which move is decisive or which ancient trap remains hidden?