Challenge: Red Rook Strategy: Breaking the Black King's Defense with Rook 7 - Can you solve it?

Analyze a level 1/10 Xiangqi position with red rook at file 7, rank 8, red horse at file 7, rank 7, and red cannon at file 5, rank 7. Discover how the red rook creates a decisive pinning strategy to defeat the opponent's double-horse formation.