Challenge: Red Chariot's Retreat: The 'Attack by Squeezing' Strategy in Xiangqi - Can you solve it?

The formation of Black Chariot at 4-10 and Red Chariot at 5-9, with Red Cannon at 4-9. Red must weigh between 'Attack by Squeezing' or 'Gradual Defense'. This resembles the Xich Bi battle where the Horse must choose between offense and defense.