MESON Chess Problem Database

Problem Display
PID: 166723 (rnN5/6r1/1PpP4/2k1p1P1/p6R/1p3P2/p2R4/B3KB1N w - - 0 1)

Bilyk, Sergey

1st Prize, Fokin-90 JT, 2015

rnN5/6r1/1PpP4/2k1p1P1/p6R/1p3P2/p2R4/B3KB1N

#4

11 + 9

145 StrateGems 2016

SOLUTION

  • SOUND
  • Keys
    • 1.Sf2!
      • threat
        • 2.Rc4+
          • 2...Kb5
            • 3.Rcd4+
              • 3...Ka5
                • 4.Bc3#
              • 3...Kc5
                • 4.Se4#
      • 1...e4
        • 2.Sxe4+
          • 2...Kb4
            • 3.Sc3+
              • 3...Ka3
                • 4.Bb2#
              • 3...Ka5
                • 4.Rxa4#
              • 3...Kc5
                • 4.Rc4#
      • 1...Ra5
        • 2.Sd3+
          • 2...Kb5
            • 3.Rb4+
              • 3...Ka6
                • 4.Sc5#
          • 2...Kd5
            • 3.Sf4+
              • 3...Kc5
                • 4.Se6#
        • 2.Rc4+
          • 2...Kb5
            • 3.Rcd4+
              • 3...Kc5
                • 4.Se4#
      • 1...Sa6
        • 2.Sd3+
          • 2...Kb5
            • 3.Sb2+
              • 3...Ka5
                • 4.Rxa4#
              • 3...Kc5
                • 4.Sxa4#
          • 2...Kd5
            • 3.Sf4+
              • 3...Kc5
                • 4.Se6#
      • 1...b2
        • 2.Rc2+
          • 2...Kd5
            • 3.Bc4+
              • 3...Kc5
                • 4.Sd3#

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