Challenge: 'The Unique Formation' - Breaking the Black General with the Black Rook on File 5, A Win in Just Three Moves - Can you solve it?

Let's analyze the 'Black Rook on File 5, Black General on File 6' formation with an imbalanced piece count but a shortest path to end the game in just three moves. This is not a victory of numbers, but of **decision-making** and **tenacity**. The board is trembling, each piece seems to hold its breath before an inevitable confrontation. Discover the secrets behind these decisive moves.