MESON Chess Problem Database

Problem Display
PID: 36710 (8/2pB4/n7/3p2PK/3kP2p/8/3B2P1/1Q6 w - - 0 1)

Pshikril, B

1st Prize, Tidskrift for Schack, 1909

8/2pB4/n7/3p2PK/3kP2p/8/3B2P1/1Q6

#4

7 + 5

3713 Snap 2019

SOLUTION

  • SOUND
  • Keys
    • 1.Qc1!
      • threat
        • 2.Qc3+
          • 2...Kxe4
            • 3.Qe3#
      • 1...Kd3
        • 2.Bb5+
          • 2...Kd4
            • 3.Qc3+
              • 3...Kxe4
                • 4.Bd3#
          • 2...Kxe4
            • 3.Qe1+
              • 3...Kd4
                • 4.Qe3#
              • 3...Kf5
                • 4.Bd3#
                • 4.Bd7#
      • 1...Kxe4
        • 2.Qc3
          • threat
            • 3.Qe3#
          • 2...d4
            • 3.Qf3+
              • 3...Ke5
                • 4.Bf4#
      • 1...Ke5
        • 2.Qc6
          • threat
            • 3.Qxd5#
          • 2...Kxe4
            • 3.Bf5+
              • 3...Kd4
                • 4.Qc3#
              • 3...Ke5
                • 4.Qf6#
              • 3...Kxf5
                • 4.Qxd5#
          • 2...dxe4
            • 3.Be3
              • threat
                • 4.Qe6#
              • 3...Sc5
                • 4.Qxc5#
          • 2...Sb4
            • 3.Qf6+
              • 3...Kxe4
                • 4.Bf5#
      • 1...dxe4
        • 2.Be3+
          • 2...Kd5
            • 3.Qc6+
              • 3...Ke5
                • 4.Qe6#
          • 2...Ke5
            • 3.Qd2
              • threat
                • 4.Bf4#
                • 4.Qd4#
            • 3.Qc4
              • threat
                • 4.Qe6#
                • 4.Qd4#
              • 3...Kd6
                • 4.Qe6#
            • 3.Qc6
              • threat
                • 4.Qe6#
              • 3...Sc5
                • 4.Qxc5#

This anticipates 200573(1993)

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