MESON Chess Problem Database

Problem Display
PID: 250857 (2q3rr/8/2p5/4p3/6p1/4K3/2R3R1/3B2Nk w - - 0 1)

Larsen, Lars Aksglade (= Aksglade, Lars)

The Problemist, 1991

2q3rr/8/2p5/4p3/6p1/4K3/2R3R1/3B2Nk

#4

5 + 7

SOLUTION

  • SOUND
  • Keys
    • 1.Bf3!
      • threat
        • 2.Rxg4#
      • 1...gxf3
        • 2.Sxf3
          • threat
            • 3.Rh2+
              • 3...Rxh2
                • 4.Rxh2#
          • 2...Rxg2
            • 3.Rc1+
              • 3...Rg1
                • 4.Rxg1#
          • 2...Qh3
            • 3.Rc1+
              • 3...Kxg2
                • 4.Rg1#
          • 2...Rh3
            • 3.Rc1+
              • 3...Kxg2
                • 4.Rg1#
            • 3.Rh2+
              • 3...Rxh2
                • 4.Rxh2#
          • 2...Rh4
            • 3.Rh2+
              • 3...Rxh2
                • 4.Rxh2#
          • 2...Rh5
            • 3.Rh2+
              • 3...Rxh2
                • 4.Rxh2#
          • 2...Rh6
            • 3.Rh2+
              • 3...Rxh2
                • 4.Rxh2#
          • 2...Rh7
            • 3.Rh2+
              • 3...Rxh2
                • 4.Rxh2#
      • 1...Qf5
        • 2.Rh2+
          • 2...Kxg1
            • 3.Rhg2+
              • 3...Kf1
                • 4.Rc1#
              • 3...Kh1
                • 4.Rc1#
      • 1...Qf8
        • 2.Rh2+
          • 2...Kxg1
            • 3.Rhg2+
              • 3...Kf1
                • 4.Rc1#
              • 3...Kh1
                • 4.Rc1#
      • 1...Rf8
        • 2.Rh2+
          • 2...Kxg1
            • 3.Rhg2+
              • 3...Kf1
                • 4.Rc1#
              • 3...Kh1
                • 4.Rc1#

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