MESON Chess Problem Database

Problem Display
PID: 257149 (5b2/4p1p1/pK4P1/4p3/k3P2Q/1p6/8/4B3 w - - 0 1)

Mironenko, Nikolai Ivanovich

Sachove umeni (Ceskoslovensky sach), 1974

5b2/4p1p1/pK4P1/4p3/k3P2Q/1p6/8/4B3

#4

5 + 7

6490 yacpdb 2022

SOLUTION

  • SOUND
  • Keys
    • 1.Qf2!
      • threat
        • 2.Qc5
          • threat
            • 3.Qb4#
            • 3.Qa5#
          • 2...a5
            • 3.Qxa5#
      • 1...Ka3
        • 2.Bc3
          • threat
            • 3.Qb2+
              • 3...Ka4
                • 4.Qa1#
            • 3.Ka5
              • threat
                • 4.Bb4#
                • 4.Qb2#
              • 3...b2
                • 4.Qxb2#
          • 2...Ka4
            • 3.Qc5
              • threat
                • 4.Qb4#
                • 4.Qa5#
              • 3...a5
                • 4.Qxa5#
          • 2...b2
            • 3.Qxb2+
              • 3...Ka4
                • 4.Qa2#
                • 4.Qb4#
          • 2...e6
            • 3.Ka5
              • threat
                • 4.Qb2#
              • 3...Bb4+
                • 4.Bxb4#
              • 3...b2
                • 4.Qxb2#
      • 1...b2
        • 2.Qxb2
          • threat
            • 3.Qa2#
            • 3.Qb4#
          • 2...e6
            • 3.Qa2+
              • 3...Ba3
                • 4.Qc2#
      • 1...a5
        • 2.Bb4
          • 2...Kxb4
            • 3.Qc5+
              • 3...Ka4
                • 4.Qxa5#
          • 2...axb4
            • 3.Qb2
              • 3...e6
                • 4.Qa1#
          • 2...b2
            • 3.Qxb2
              • threat
                • 4.Qa3#
              • 3...axb4
                • 4.Qa2#
          • 2...e6
            • 3.Bxf8
              • 3...b2
                • 4.Qc2#
      • 1...e6
        • 2.Qxf8
          • threat
            • 3.Qb4#
          • 2...a5
            • 3.Bxa5
              • 3...b2
                • 4.Qb4#

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