Challenge: Red Rook's Brutal Victory: A Merciless Strategy Like the Battle of Xichbi - Can you solve it?

The battle of two red rooks against a black rook and cannon, where the red rook unleashes the '6th File Advance' - a decisive move akin to the legendary 'Strike Directly at the Eye' of General Huang Chao in history. Detailed analysis of how Red applies the 'Pinning Maneuver' to finish off the opponent in just three moves.