MESON Chess Problem Database

Problem Display
PID: 127510 (4bQK1/2n3Np/3pppk1/1nrr2b1/3p2N1/1q1p1p1p/8/6R1 w - - 0 1)

Davidenko, Fedor Vasilevich

Marandiuk, Mikhail Nazarovich

3rd Prize, Sachove umeni (Ceskoslovensky sach), 1984

4bQK1/2n3Np/3pppk1/1nrr2b1/3p2N1/1q1p1p1p/8/6R1

#4

5 + 16

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Sh5!
      • threat
        • 2.Sg3
          • threat
            • 3.Qg7#
          • 2...Bf7+
            • 3.Qxf7#
          • 2...Bh6
            • 3.Qxh6#
            • 3.Qxf6#
      • 1...Kf5
        • 2.Qxf6+
          • 2...Bxf6
            • 3.Sh6+
              • 3...Ke4
                • 4.Re1#
              • 3...Ke5
                • 4.Re1#
      • 1...Kxh5
        • 2.Qh6+
          • 2...Bxh6
            • 3.Sxf6+
              • 3...Kh4
                • 4.Rg4#
      • 1...Bc1
        • 2.Qg7+
          • 2...Kf5
            • 3.Qxf6+
              • 3...Ke4
                • 4.Sg3#
          • 2...Kxh5
            • 3.Sxf6+
              • 3...Kh4
                • 4.Rg4#
                • 4.Qg3#
                • 4.Qg4#
      • 1...Bd2
        • 2.Qg7+
          • 2...Kf5
            • 3.Qxf6+
              • 3...Ke4
                • 4.Sg3#
          • 2...Kxh5
            • 3.Sxf6+
              • 3...Kh4
                • 4.Rg4#
                • 4.Qg3#
                • 4.Qg4#
      • 1...Be3
        • 2.Qg7+
          • 2...Kf5
            • 3.Qxf6+
              • 3...Ke4
                • 4.Sg3#
          • 2...Kxh5
            • 3.Sxf6+
              • 3...Kh4
                • 4.Rg4#
                • 4.Qg3#
                • 4.Qg4#
      • 1...Bf4
        • 2.Sxf4+
          • 2...Kf5
            • 3.Qxf6+
              • 3...Ke4
                • 4.Re1#
        • 2.Qg7+
          • 2...Kf5
            • 3.Qxf6+
              • 3...Ke4
                • 4.Qxf4#
          • 2...Kxh5
            • 3.Sxf6+
              • 3...Kh4
                • 4.Rg4#
                • 4.Qg4#
      • 1...Bh4
        • 2.Qh6+
          • 2...Kf5
            • 3.Se3+
              • 3...Ke4
                • 4.Qf4#
              • 3...Ke5
                • 4.Qf4#
              • 3...dxe3
                • 4.Qf4#
      • 1...Rf5
        • 2.Qg7+
          • 2...Kxh5
            • 3.Qxh7+
              • 3...Bh6
                • 4.Qxh6#
      • 1...Sa6
        • 2.Sg3
          • threat
            • 3.Qg7#
            • 3.Qxe8#
          • 2...Rc7
            • 3.Qxe8+
              • 3...Rf7
                • 4.Qxf7#
      • 1...Sa8
        • 2.Sg3
          • threat
            • 3.Qg7#
            • 3.Qxe8#
          • 2...Rc7
            • 3.Qxe8+
              • 3...Rf7
                • 4.Qxf7#

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