MESON Chess Problem Database

Problem Display
PID: 166214 (1B1K4/p5p1/Q2P4/1Nk3p1/b6n/P4pr1/1N6/6b1 w - - 0 1)

Lauritzen, Oskar Georg

Stella Polaris, 1966

1B1K4/p5p1/Q2P4/1Nk3p1/b6n/P4pr1/1N6/6b1

#4

7 + 9

SOLUTION

  • SOUND
  • Keys
    • 1.d7!
      • threat
        • 2.Bd6+
          • 2...Kd5
            • 3.Sc7+
              • 3...Kd4
                • 4.Qd3#
              • 3...Ke4
                • 4.Qd3#
        • 2.Sc3
          • threat
            • 3.Bxa7#
            • 3.Qd6#
          • 2...Kd4
            • 3.Qd3+
              • 3...Kc5
                • 4.Qd6#
      • 1...Bd4
        • 2.Bd6+
          • 2...Kd5
            • 3.Sc7+
              • 3...Ke4
                • 4.Qd3#
      • 1...Sf5
        • 2.Bxa7+
          • 2...Kd5
            • 3.Sc3+
              • 3...Ke5
                • 4.Sd3#
      • 1...f2
        • 2.Sd4
          • threat
            • 3.Qd6#
          • 2...Kxd4
            • 3.Qc4+
              • 3...Ke3
                • 4.Qd3#
          • 2...Kd5
            • 3.Qd6+
              • 3...Ke4
                • 4.Qe5#
            • 3.Qe6+
              • 3...Kxd4
                • 4.Qe5#
              • 3...Kc5
                • 4.Bxa7#
                • 4.Qd6#
          • 2...Bc6
            • 3.Se6+
              • 3...Kd5
                • 4.Qc4#
          • 2...Sf5
            • 3.Se6+
              • 3...Kd5
                • 4.Qc4#
            • 3.Bxa7+
              • 3...Kd5
                • 4.Qe6#

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