MESON Chess Problem Database

Problem Display
PID: 287514 (8/8/3N2P1/3P4/3k4/Qp6/1p4PK/1B6 w - - 0 1)

Petrasinovic, Petrasin

idee & form, 2026

8/8/3N2P1/3P4/3k4/Qp6/1p4PK/1B6

#4

7 + 3

SOLUTION

  • SOUND
  • Keys
    • 1.Qa6!
      • 1...Kc3
        • 2.Qd3+
          • 2...Kb4
            • 3.Qc4+
              • 3...Ka3
                • 4.Sb5#
              • 3...Ka5
                • 4.Qb5#
      • 1...Ke3
        • 2.Qd3+
          • 2...Kf2
            • 3.Qd2+
              • 3...Kf1
                • 4.Bd3#
      • 1...Kc5
        • 2.Qc6+
          • 2...Kb4
            • 3.Qc4+
              • 3...Ka3
                • 4.Sb5#
              • 3...Ka5
                • 4.Qb5#
          • 2...Kd4
            • 3.Sf5+
              • 3...Ke5
                • 4.Qd6#
      • 1...Kxd5
        • 2.Sb7
          • threat
            • 3.Qd6+
              • 3...Kc4
                • 4.Qc5#
            • 3.Qb6
              • 3...Kc4
                • 4.Qc5#
              • 3...Ke5
                • 4.Qd6#
          • 2...Kd4
            • 3.Qd3+
              • 3...Ke5
                • 4.Qd6#
      • 1...Ke5
        • 2.Sf5
          • threat
            • 3.Qd6#
          • 2...Kf4
            • 3.Qf6
              • 3...Kg4
                • 4.Qh4#
          • 2...Kxd5
            • 3.Bd3
              • threat
                • 4.Qd6#
              • 3...Kc5
                • 4.Qb5#
                • 4.Qd6#
              • 3...Ke5
                • 4.Qd6#

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