MESON Chess Problem Database

Problem Display
PID: 20699 (8/p4p2/N7/2p5/2p1p3/8/pP4K1/knQ5 w - - 0 1)

Siers, Theodor

Prize, Hamburger Problem-Nachrichten, 1947

8/p4p2/N7/2p5/2p1p3/8/pP4K1/knQ5

#5

4 + 8

SOLUTION

  • SOUND
  • Keys
    • 1.b3!
      • threat
        • 2.bxc4
          • threat
            • 3.Sxc5
              • threat
                • 4.Sb3#
      • 1...e3
        • 2.Sxc5
          • threat
            • 3.bxc4
              • threat
                • 4.Sb3#
          • 2...e2
            • 3.bxc4
              • threat
                • 4.Sb3#
              • 3...e1S+
                • 4.Kf1
                  • threat
                    • 5.Sb3#
                • 4.Kh1
                  • threat
                    • 5.Sb3#
                • 4.Kg3
                  • threat
                    • 5.Sb3#
                • 4.Kh3
                  • threat
                    • 5.Sb3#
          • 2...a5
            • 3.bxc4
              • threat
                • 4.Sb3#
              • 3...a4
                • 4.Sxa4
                  • threat
                    • 5.Qb2#
        • 2.bxc4
          • threat
            • 3.Sxc5
              • threat
                • 4.Sb3#
          • 2...e2
            • 3.Sxc5
              • threat
                • 4.Sb3#
              • 3...e1S+
                • 4.Kf1
                  • threat
                    • 5.Sb3#
                • 4.Kh1
                  • threat
                    • 5.Sb3#
                • 4.Kg3
                  • threat
                    • 5.Sb3#
                • 4.Kh3
                  • threat
                    • 5.Sb3#
      • 1...c3
        • 2.b4
          • threat
            • 3.Sxc5
              • threat
                • 4.Sb3#
          • 2...c4
            • 3.b5
              • threat
                • 4.Sb4
                  • threat
                    • 5.Sc2#
                  • 4...c2
                    • 5.Sxc2#
              • 3...c2
                • 4.Sb4
                  • threat
                    • 5.Sxc2#
      • 1...f5
        • 2.Sxc5
          • threat
            • 3.bxc4
              • threat
                • 4.Sb3#
          • 2...f4
            • 3.bxc4
              • threat
                • 4.Sb3#
              • 3...f3+
                • 4.Kf1
                  • threat
                    • 5.Sb3#
                • 4.Kh1
                  • threat
                    • 5.Sb3#
                • 4.Kh2
                  • threat
                    • 5.Sb3#
                • 4.Kg3
                  • threat
                    • 5.Sb3#
                • 4.Kh3
                  • threat
                    • 5.Sb3#
          • 2...a5
            • 3.bxc4
              • threat
                • 4.Sb3#
              • 3...a4
                • 4.Sxa4
                  • threat
                    • 5.Qb2#
        • 2.bxc4
          • threat
            • 3.Sxc5
              • threat
                • 4.Sb3#
          • 2...f4
            • 3.Sxc5
              • threat
                • 4.Sb3#
              • 3...f3+
                • 4.Kf1
                  • threat
                    • 5.Sb3#
                • 4.Kh1
                  • threat
                    • 5.Sb3#
                • 4.Kh2
                  • threat
                    • 5.Sb3#
                • 4.Kg3
                  • threat
                    • 5.Sb3#
                • 4.Kh3
                  • threat
                    • 5.Sb3#
            • 3.Kh1
              • threat
                • 4.Sxc5
                  • threat
                    • 5.Sb3#
            • 3.Kh2
              • threat
                • 4.Sxc5
                  • threat
                    • 5.Sb3#
            • 3.Kh3
              • threat
                • 4.Sxc5
                  • threat
                    • 5.Sb3#

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