Problem Display
PID: 69289 (3N4/7p/1p3N2/bpP1k2r/p5p1/1P4Kp/Q2P4/8 w - - 0 1)

Chocolous, Jiri

The Chess Monthly (Hoffer), 1883

3N4/7p/1p3N2/bpP1k2r/p5p1/1P4Kp/Q2P4/8

#4

7 + 9


SOLUTION


  • SOUND
  • Keys
    • 1.b4!
      • threat
        • 2.Qe6+
          • 2...Kd4
            • 3.Qe4#
      • 1...Kd4
        • 2.Qb1
          • threat
            • 3.Qe4#
          • 2...Kc4
            • 3.Qc2+
              • 3...Kxb4
                • 4.Qc3#
              • 3...Kd4
                • 4.Sc6#
                • 4.Qe4#
                • 4.Qc3#
          • 2...Ke5
            • 3.Qf1
              • threat
                • 4.Qf4#
              • 3...Kd4
                • 4.Sc6#
              • 3...Rf5
                • 4.Qa1#
          • 2...Bxb4
            • 3.Qe4+
              • 3...Kxc5
                • 4.Sb7#
          • 2...Re5
            • 3.Sc6+
              • 3...Kc4
                • 4.Qc2#
      • 1...Kf5
        • 2.Qe6+
          • 2...Kg6
            • 3.Se8+
              • 3...Kg5
                • 4.Sf7#
                • 4.Qf6#
      • 1...Kxf6
        • 2.Qe6+
          • 2...Kg7
            • 3.Qf7+
              • 3...Kh6
                • 4.Qf6#
              • 3...Kh8
                • 4.Qf8#
      • 1...Bxb4
        • 2.Qe6+
          • 2...Kd4
            • 3.Qe4+
              • 3...Kxc5
                • 4.Sb7#

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