Challenge: Xiangqi: The Red Side Under Siege - Learn the First Move in 15 Ways - Can you solve it?

When the Red Horse is on file 4, blocked by the Black Advisor on file 4, and the Red Cannon on file 2 cannot fire straight, with the Red Chariot on file 2 standing alone in the camp. This is a 'nest' formation of level 1/10 Xiangqi tactics. Let's dissect how to read the situation as if a Chariot is being forced into a corner!