The board is alive with the 'Empty Cannon' formation of Red and 'Black Rook on File 1' - a rare situation in online xiangqi. We'll analyze Red's 'rush' tactic with the Cannon (file 1) and Black's creative response with the Rook (file 1), while exploring how to exploit 'crossing horses' to pressure Black's Advisor-Elephant. The article deciphers the secrets of this formation from Red's perspective - the strategist behind the surprising 'open-ended' approach, along with FAQs on handling similar situations on platforms like DF99ZA.COM or Xiangqi Online.