Challenge: The Double Horse Trap: The Deadly Snare the Red Horses Have Laid for the Black Army - Can you solve it?

When the two Red Horses stand on File 4 and File 7, Rank 1, they have created a deadly formation. The Black Army is left with only the Pawn on File 5, Rank 3 and the General on File 5, Rank 10, cornered in a fatal trap. Discover the secrets of the double horse formation in modern Xiangqi.