MESON Chess Problem Database

Problem Display
PID: 287511 (8/8/7K/4p1B1/3P4/2Nk4/1Q6/8 w - - 0 1)

Petrasinovic, Petrasin

Seven Chess Notes (Sem Shakhmatiykh not), 2026

8/8/7K/4p1B1/3P4/2Nk4/1Q6/8

#4

5 + 2

SOLUTION

  • SOUND
  • Keys
    • 1.Sd5!
      • 1...Kc4
        • 2.Se3+
          • 2...Kd3
            • 3.Qc2+
              • 3...Kxd4
                • 4.Qc4#
      • 1...Ke4
        • 2.Se3
          • threat
            • 3.Qc2+
              • 3...Kf3
                • 4.Qg2#
              • 3...Kxd4
                • 4.Qc4#
          • 2...Kd3
            • 3.Qc2+
              • 3...Kxd4
                • 4.Qc4#
          • 2...exd4
            • 3.Qg2+
              • 3...Kd3
                • 4.Qc2#
              • 3...Ke5
                • 4.Qd5#
      • 1...exd4
        • 2.Sf4+
          • 2...Kc4
            • 3.Be7
              • 3...d3
                • 4.Qb4#
          • 2...Ke4
            • 3.Qe2+
              • 3...Kf5
                • 4.Qe6#
      • 1...e4
        • 2.Be3
          • 2...Kc4
            • 3.Sb6+
              • 3...Kd3
                • 4.Qd2#

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