Challenge: The 'Black Rook on File 3' Trap - Red's Strategy When Playing Against the Black General - Can you solve it?

This formation is a classic trap by Black, where the Black Rook is on File 3 and the Pawns are on Files 4 and 7, creating a double horse formation. Red's task is to break this formation by directly attacking the Black General or exploiting the weaknesses of the Black Cannon.