MESON Chess Problem Database

Problem Display
PID: 256073 (7K/8/8/6N1/1P2b3/1Q6/p7/k7 w - - 0 1)

Renn, Albert

Die Welt, 1973

7K/8/8/6N1/1P2b3/1Q6/p7/k7

#4

4 + 3

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Sf3!
      • threat
        • 2.Qc3+
          • 2...Kb1
            • 3.Sd2#
        • 2.Sd2
          • threat
            • 3.Qc3#
      • 1...Bxf3
        • 2.Qc2
          • threat
            • 3.Qc1#
          • 2...Be4
            • 3.Qc1+
              • 3...Bb1
                • 4.Qc3#
      • 1...Bc2
        • 2.Qa3
          • threat
            • 3.Qc1+
              • 3...Bb1
                • 4.Qc3#
            • 3.Sd2
              • threat
                • 4.Qc3#
              • 3...Bb3
                • 4.Qc1#
          • 2...Kb1
            • 3.Sd2+
              • 3...Ka1
                • 4.Qc3#
          • 2...Bd3
            • 3.Qc1+
              • 3...Bb1
                • 4.Qc3#
            • 3.Qc3+
              • 3...Kb1
                • 4.Sd2#
            • 3.Sd2
              • threat
                • 4.Qc3#
          • 2...Be4
            • 3.Qc1+
              • 3...Bb1
                • 4.Qc3#
            • 3.Qc3+
              • 3...Kb1
                • 4.Sd2#
            • 3.Sd2
              • threat
                • 4.Qc3#
          • 2...Bf5
            • 3.Qc1+
              • 3...Bb1
                • 4.Qc3#
            • 3.Qc3+
              • 3...Kb1
                • 4.Sd2#
            • 3.Sd2
              • threat
                • 4.Qc3#
          • 2...Bg6
            • 3.Qc1+
              • 3...Bb1
                • 4.Qc3#
            • 3.Qc3+
              • 3...Kb1
                • 4.Sd2#
            • 3.Sd2
              • threat
                • 4.Qc3#
          • 2...Bh7
            • 3.Qc1+
              • 3...Bb1
                • 4.Qc3#
            • 3.Qc3+
              • 3...Kb1
                • 4.Sd2#
            • 3.Sd2
              • threat
                • 4.Qc3#

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