Challenge: Xiangqi Strategy #63d3: The Red's Heartbreaking Move That Shattered the Black's Double Chariot - Can you solve it?

A balanced confrontation, both sides have double chariots, double cannons, double horses, and five pawns in a straight line. However, only one heartbreaking move by the Red can turn the tide, turning defense into a sudden counterattack. Can you spot the hidden lethal move in this seemingly stalemate?