Problem Display
PID: 194569 (n7/BQ6/3p4/8/k7/5K2/1P6/8 w - - 0 1)

Palkoska, Emil

Casopis ceskoslovenskych sachistu, 1918

n7/BQ6/3p4/8/k7/5K2/1P6/8

#4

4 + 3


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Keys
    • 1.Qd5!
      • 1...Kb4
        • 2.Bb8
          • threat
            • 3.Bxd6+
              • 3...Ka4
                • 4.b3#
          • 2...Ka4
            • 3.Bxd6
              • threat
                • 4.b3#
          • 2...Sc7
            • 3.Bxc7
              • 3...Ka4
                • 4.Qc4#
      • 1...Sc7
        • 2.Qc4+
          • 2...Ka5
            • 3.b3
              • threat
                • 4.Qa4#
      • 1...Sb6
        • 2.Bxb6
          • 2...Kb4
            • 3.Ke2
              • 3...Ka4
                • 4.Qc4#
            • 3.Kf2
              • 3...Ka4
                • 4.Qc4#
            • 3.Kg2
              • 3...Ka4
                • 4.Qc4#
            • 3.Ke3
              • 3...Ka4
                • 4.Qc4#
            • 3.Kg3
              • 3...Ka4
                • 4.Qc4#
            • 3.Ke4
              • 3...Ka4
                • 4.Qc4#
            • 3.Kf4
              • 3...Ka4
                • 4.Qc4#
            • 3.Kg4
              • 3...Ka4
                • 4.Qc4#
            • 3.Bc7
              • 3...Ka4
                • 4.Qc4#
            • 3.Bd8
              • 3...Ka4
                • 4.Qc4#

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