Seal The H-File, Then Mate

White to move. Start with the rook move that fences the black king in, then finish on the next move. Practice this Makruk puzzle online and improve your tactical calculation.

Checkmate Black in two moves with the rook barrier that removes the last escape squares.

โจทย์นี้ช่วยฝึกการคำนวณและการมองรูปแบบรุกในหมากรุกไทย

• Side to move: white.
• Difficulty: intermediate.
• Goal: Checkmate Black in two moves with the rook barrier that removes the last escape squares.
• Key idea: Makruk rook mates often come in two steps: one rook seals the escape route, and the other rook lands the final check.
• Takeaway: Do not rush to cash out a rook if a preparatory rook move can fence the king in first.