Problem Display
PID: 52688 (3N4/3p2K1/3R4/pk1PR3/2p3p1/BpPr1b2/1N1p4/n2B4 w - - 0 1)

Kofman, Rafael Moiseevich

Die Schwalbe, 1931

3N4/3p2K1/3R4/pk1PR3/2p3p1/BpPr1b2/1N1p4/n2B4

#3

9 + 10


56 The Problemist 2004

SOLUTION


  • SOUND
  • Tries
    • 1.Se6?
      • threat
        • 2.Sc7#
      • 1...a4
        • 2.Sc7+
          • 2...Ka5
            • 3.Sxc4#
            • 3.Bb4#
            • 3.Ra6#
      • 1...dxe6!
    • 1.Bxb3?
      • threat
        • 2.Ba4#
        • 2.Bxc4#
      • 1...a4
        • 2.Bxa4+
          • 2...Ka5
            • 3.Sb7#
            • 3.Bb4#
        • 2.Bxc4+
          • 2...Ka5
            • 3.Sb7#
            • 3.Bb4#
            • 3.Ra6#
      • 1...Sxb3!
    • 1.Bc5?
      • threat
        • 2.Sb7
          • threat
            • 3.Rb6#
        • 2.Rb6+
          • 2...Kxc5
            • 3.Sa4#
      • 1...Rxc3
        • 2.Sb7
          • threat
            • 3.Rb6#
      • 1...Rxd5
        • 2.Rb6+
          • 2...Kxc5
            • 3.Sa4#
      • 1...Bxd5
        • 2.Rb6+
          • 2...Kxc5
            • 3.Sa4#
      • 1...a4
        • 2.Sb7
          • threat
            • 3.Rb6#
        • 2.Rb6+
          • 2...Ka5
            • 3.Sxc4#
            • 3.Sb7#
          • 2...Kxc5
            • 3.Sxa4#
      • 1...Kxc5!
    • 1.Ree6?
      • threat
        • 2.Rb6#
      • 1...a4
        • 2.Rb6+
          • 2...Ka5
            • 3.Sxc4#
            • 3.Sb7#
            • 3.Bb4#
      • 1...dxe6!
  • Keys
    • 1.Sb7!
      • threat
        • 2.Bc5
          • threat
            • 3.Rb6#
      • 1...Rxd5
        • 2.Be2
          • threat
            • 3.Bxc4#
          • 2...Bxe2
            • 3.Rexd5#
      • 1...Bxd5
        • 2.Bxg4
          • threat
            • 3.Bxd7#
          • 2...Rg3
            • 3.Rexd5#

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