MESON Chess Problem Database

Problem Display
PID: 133267 (KNN1nq2/1BpPpp2/P5p1/2k3rb/PR2P3/n1P5/8/5rb1 w - - 0 1)

Chepizhni, Viktor Ivanovich

2nd Prize, Zadachi i Etyudi, 2000

KNN1nq2/1BpPpp2/P5p1/2k3rb/PR2P3/n1P5/8/5rb1

#4

10 + 12

6166 FIDE Album (1998-2000) 2007
3188 Dutch Solving Championship 2011

SOLUTION

  • SOUND
  • Keys
    • 1.a7!
      • threat
        • 2.Sa6#
      • 1...Rf6
        • 2.d8S
          • threat
            • 3.Sd7#
          • 2...Rd5
            • 3.Bxd5
              • threat
                • 4.Sd7#
                • 4.Sb7#
          • 2...Rd6
            • 3.Bd5
              • threat
                • 4.Sb7#
              • 3...Rxd8
                • 4.Sa6#
              • 3...Rb6
                • 4.Sd7#
          • 2...Bg4
            • 3.Se6+
              • 3...Rxe6
                • 4.Sd7#
              • 3...Bxe6
                • 4.Sa6#
              • 3...fxe6
                • 4.Sa6#
                • 4.Sd7#
      • 1...Be2
        • 2.d8Q
          • threat
            • 3.Sd7#
          • 2...Rd1
            • 3.Qd3
              • threat
                • 4.Sa6#
                • 4.Sd7#
          • 2...Bb5
            • 3.axb5
              • threat
                • 4.Sa6#
                • 4.Sd7#

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