MESON Chess Problem Database

Problem Display
PID: 268904 (8/1Q6/8/3N4/2pk4/6P1/8/1B4K1 w - - 0 1)

Petrasinovic, Petrasin

HM., Problemist Ukraini, 2007

8/1Q6/8/3N4/2pk4/6P1/8/1B4K1

#4

5 + 2

SOLUTION

  • SOUND
  • Keys
    • 1.Se3!
      • threat
        • 2.Qb6+
          • 2...Kc3
            • 3.Kf2
              • 3...Kd2
                • 4.Qb2#
          • 2...Ke5
            • 3.Sf5
              • threat
                • 4.Qd6#
              • 3...Kd5
                • 4.Qd6#
      • 1...Kc3
        • 2.Qb6
          • 2...Kd2
            • 3.Qb2+
              • 3...Ke1
                • 4.Qf2#
              • 3...Kxe3
                • 4.Qf2#
      • 1...Kxe3
        • 2.Qb2
          • threat
            • 3.Qf2#
          • 2...Kf3
            • 3.Bf5
              • threat
                • 4.Qf2#
              • 3...Ke3
                • 4.Qf2#
              • 3...Kxg3
                • 4.Qf2#
      • 1...Kc5
        • 2.Sf5
          • 2...c3
            • 3.Bd3
              • 3...c2
                • 4.Qb5#
      • 1...Ke5
        • 2.Qd7
          • threat
            • 3.Sg4#
          • 2...Kf6
            • 3.Sg4+
              • 3...Kg5
                • 4.Qf5#

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