Problem Display
PID: 127507 (4n3/1R6/2Q2b1k/5R1p/1K2ppp1/1n2rp2/8/8 w - - 0 1)

Davidenko, Fedor Vasilevich

Shakhmaty, 1985

4n3/1R6/2Q2b1k/5R1p/1K2ppp1/1n2rp2/8/8

#4

4 + 10


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Qe6!
      • threat
        • 2.Rh7+
          • 2...Kg6
            • 3.Qf7+
              • 3...Kxf5
                • 4.Rxh5#
          • 2...Kxh7
            • 3.Qf7+
              • 3...Kh6
                • 4.Rxh5#
              • 3...Kh8
                • 4.Rxh5#
              • 3...Bg7
                • 4.Rxh5#
              • 3...Sg7
                • 4.Rxh5#
      • 1...Kg6
        • 2.Qf7+
          • 2...Kxf5
            • 3.Rb5+
              • 3...Sc5
                • 4.Rxc5#
      • 1...g3
        • 2.Rxh5+
          • 2...Kxh5
            • 3.Qf5+
              • 3...Kh4
                • 4.Rh7#
              • 3...Kh6
                • 4.Rh7#
              • 3...Bg5
                • 4.Rh7#
      • 1...h4
        • 2.Rh5+
          • 2...Kxh5
            • 3.Qf5+
              • 3...Kh6
                • 4.Rh7#
              • 3...Bg5
                • 4.Rh7#
        • 2.Rxf6+
          • 2...Sxf6
            • 3.Qxf6+
              • 3...Kh5
                • 4.Rh7#
        • 2.Rh7+
          • 2...Kg6
            • 3.Qf7+
              • 3...Kxf5
                • 4.Rh5#
          • 2...Kxh7
            • 3.Qf7+
              • 3...Kh6
                • 4.Rh5#
              • 3...Kh8
                • 4.Rh5#
              • 3...Bg7
                • 4.Rh5#
              • 3...Sg7
                • 4.Rh5#

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