MESON Chess Problem Database

Problem Display
PID: 236413 (n6B/p3p3/P2pP3/b2P4/1p2Kp1N/kP6/2P5/1B6 w - - 0 1)

Courthiau, Bernard

The Problemist, 1977

n6B/p3p3/P2pP3/b2P4/1p2Kp1N/kP6/2P5/1B6

#5

9 + 8

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Sf3!
      • threat
        • 2.Sd2
          • threat
            • 3.Sc4#
          • 2...Sb6
            • 3.Kf3
              • threat
                • 4.Ba1
                  • 4...Sxd5
                    • 5.Sc4#
                  • 4...Sa4
                    • 5.Sc4#
                  • 4...Sc4
                    • 5.Sxc4#
                  • 4...Sd7
                    • 5.Sc4#
                  • 4...Sa8
                    • 5.Sc4#
                  • 4...Sc8
                    • 5.Sc4#
                • 4.Bd4
                  • 4...Sxd5
                    • 5.Sc4#
                  • 4...Sa4
                    • 5.Sc4#
                  • 4...Sc4
                    • 5.Sxc4#
                  • 4...Sd7
                    • 5.Sc4#
                  • 4...Sa8
                    • 5.Sc4#
                  • 4...Sc8
                    • 5.Sc4#
                • 4.Bg7
                  • 4...Sxd5
                    • 5.Sc4#
                  • 4...Sa4
                    • 5.Sc4#
                  • 4...Sc4
                    • 5.Sxc4#
                  • 4...Sd7
                    • 5.Sc4#
                  • 4...Sa8
                    • 5.Sc4#
                  • 4...Sc8
                    • 5.Sc4#
              • 3...Sxd5
                • 4.Sc4#
              • 3...Sa4
                • 4.Sc4#
              • 3...Sc4
                • 4.Sxc4#
              • 3...Sd7
                • 4.Sc4#
              • 3...Sa8
                • 4.Sc4#
              • 3...Sc8
                • 4.Sc4#
      • 1...Bc7
        • 2.Ba1
          • threat
            • 3.Sd4
              • threat
                • 4.Sb5#
          • 2...Ba5
            • 3.Sd2
              • threat
                • 4.Sc4#
              • 3...Sb6
                • 4.Kf3
                  • 4...Sxd5
                    • 5.Sc4#
                  • 4...Sa4
                    • 5.Sc4#
                  • 4...Sc4
                    • 5.Sxc4#
                  • 4...Sd7
                    • 5.Sc4#
                  • 4...Sa8
                    • 5.Sc4#
                  • 4...Sc8
                    • 5.Sc4#
          • 2...Bb8
            • 3.Kd3
              • 3...Bc7
                • 4.Sd4
                  • threat
                    • 5.Sb5#
              • 3...Sb6
                • 4.Sd4
                  • threat
                    • 5.Sb5#
              • 3...Sc7
                • 4.Sd2
                  • threat
                    • 5.Sc4#
            • 3.Kf5
              • 3...Bc7
                • 4.Sd4
                  • threat
                    • 5.Sb5#
              • 3...Sb6
                • 4.Sd4
                  • threat
                    • 5.Sb5#
              • 3...Sc7
                • 4.Sd2
                  • threat
                    • 5.Sc4#
            • 3.Sd4
              • threat
                • 4.Sb5#
              • 3...Sc7
                • 4.Kf3
                  • 4...Sxd5
                    • 5.Sb5#
                  • 4...Sxa6
                    • 5.Sb5#
                  • 4...Sxe6
                    • 5.Sb5#
                  • 4...Sb5
                    • 5.Sxb5#
                  • 4...Sa8
                    • 5.Sb5#
                  • 4...Se8
                    • 5.Sb5#
          • 2...Bd8
            • 3.Sd4
              • threat
                • 4.Sb5#
              • 3...Sc7
                • 4.Kf3
                  • 4...Sxd5
                    • 5.Sb5#
                  • 4...Sxa6
                    • 5.Sb5#
                  • 4...Sxe6
                    • 5.Sb5#
                  • 4...Sb5
                    • 5.Sxb5#
                  • 4...Sa8
                    • 5.Sb5#
                  • 4...Se8
                    • 5.Sb5#
      • 1...Bd8
        • 2.Ba1
          • threat
            • 3.Sd4
              • threat
                • 4.Sb5#
              • 3...Sc7
                • 4.Kf3
                  • 4...Sxd5
                    • 5.Sb5#
                  • 4...Sxa6
                    • 5.Sb5#
                  • 4...Sxe6
                    • 5.Sb5#
                  • 4...Sb5
                    • 5.Sxb5#
                  • 4...Sa8
                    • 5.Sb5#
                  • 4...Se8
                    • 5.Sb5#
          • 2...Ba5
            • 3.Sd2
              • threat
                • 4.Sc4#
              • 3...Sb6
                • 4.Kf3
                  • 4...Sxd5
                    • 5.Sc4#
                  • 4...Sa4
                    • 5.Sc4#
                  • 4...Sc4
                    • 5.Sxc4#
                  • 4...Sd7
                    • 5.Sc4#
                  • 4...Sa8
                    • 5.Sc4#
                  • 4...Sc8
                    • 5.Sc4#

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