MESON Chess Problem Database

Problem Display
PID: 287556 (8/b5Q1/5N2/4k3/1BP5/8/8/1K6 w - - 0 1)

Petrasinovic, Petrasin

Seven Chess Notes (Sem Shakhmatiykh not), 2026

8/b5Q1/5N2/4k3/1BP5/8/8/1K6

#4

5 + 2

SOLUTION

  • SOUND
  • Keys
    • 1.c5!
      • threat
        • 2.Bc3+
          • 2...Kf4
            • 3.Bd4
              • threat
                • 4.Qg4#
              • 3...Kf3
                • 4.Qg4#
              • 3...Kf5
                • 4.Qg4#
      • 1...Kd4
        • 2.Qg4+
          • 2...Ke3
            • 3.Be1
              • threat
                • 4.Qe4#
              • 3...Kd3
                • 4.Qe4#
      • 1...Kf4
        • 2.Qg4+
          • 2...Ke3
            • 3.Be1
              • threat
                • 4.Qe4#
              • 3...Kd3
                • 4.Qe4#
      • 1...Kf5
        • 2.Bc3
          • threat
            • 3.Qg4#
          • 2...Kf4
            • 3.Bd4
              • threat
                • 4.Qg4#
              • 3...Kf3
                • 4.Qg4#
              • 3...Kf5
                • 4.Qg4#
      • 1...Bxc5
        • 2.Bxc5
          • 2...Kf4
            • 3.Bd4
              • threat
                • 4.Qg4#
              • 3...Kf3
                • 4.Qg4#
              • 3...Kf5
                • 4.Qg4#
          • 2...Kf5
            • 3.Bd4
              • threat
                • 4.Qg4#
              • 3...Kf4
                • 4.Qg4#
              • 3...Ke6
                • 4.Qd7#
          • 2...Ke6
            • 3.Bd4
              • threat
                • 4.Qd7#
              • 3...Kf5
                • 4.Qg4#
              • 3...Kd6
                • 4.Qd7#

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