Problem Display
PID: 28708 (8/7r/8/2B5/5Q2/8/6bN/2K4k w - - 0 1)

Belschan, Johannes

2nd HM., The Chess Review, 1938

8/7r/8/2B5/5Q2/8/6bN/2K4k

#3

4 + 3


SOLUTION


  • SOUND
  • Sets
    • 1...Rxh2
      • 2.Qe3
        • threat
          • 3.Qg1#
      • 2.Qf2
        • threat
          • 3.Qg1#
      • 2.Qd4
        • threat
          • 3.Qg1#
    • 1...Bf1
      • 2.Qxf1+
        • 2...Kxh2
          • 3.Bd6#
    • 1...Be4
      • 2.Qf1+
        • 2...Kxh2
          • 3.Bd6#
    • 1...Bd5
      • 2.Qf1+
        • 2...Kxh2
          • 3.Bd6#
    • 1...Bc6
      • 2.Qf1+
        • 2...Kxh2
          • 3.Bd6#
    • 1...Bb7
      • 2.Qf1+
        • 2...Kxh2
          • 3.Bd6#
    • 1...Ba8
      • 2.Qf1+
        • 2...Kxh2
          • 3.Bd6#
  • Keys
    • 1.Sf1!
      • threat
        • 2.Qh2+
          • 2...Rxh2
            • 3.Sg3#
        • 2.Qe3
          • threat
            • 3.Qg1#
        • 2.Qf2
          • threat
            • 3.Qg1#
        • 2.Qd4
          • threat
            • 3.Qg1#
      • 1...Bxf1
        • 2.Qxf1+
          • 2...Kh2
            • 3.Bd6#
      • 1...Bd5
        • 2.Qf2
          • threat
            • 3.Sg3#
            • 3.Qg1#
          • 2...Rg7
            • 3.Qh2#
      • 1...Bc6
        • 2.Qf2
          • threat
            • 3.Sg3#
            • 3.Qg1#
          • 2...Rg7
            • 3.Qh2#
      • 1...Bb7
        • 2.Qf2
          • threat
            • 3.Sg3#
            • 3.Qg1#
          • 2...Rg7
            • 3.Qh2#
      • 1...Ba8
        • 2.Qf2
          • threat
            • 3.Sg3#
            • 3.Qg1#
          • 2...Rg7
            • 3.Qh2#
      • 1...Rh3
        • 2.Qh2+
          • 2...Rxh2
            • 3.Sg3#
      • 1...Rh4
        • 2.Qh2+
          • 2...Rxh2
            • 3.Sg3#
        • 2.Qxh4+
          • 2...Bh3
            • 3.Qxh3#
      • 1...Rh5
        • 2.Qh2+
          • 2...Rxh2
            • 3.Sg3#
      • 1...Rh6
        • 2.Qh2+
          • 2...Rxh2
            • 3.Sg3#
        • 2.Qe3
          • threat
            • 3.Qg1#
        • 2.Qxh6+
          • 2...Bh3
            • 3.Qxh3#
        • 2.Qf2
          • threat
            • 3.Qg1#
        • 2.Qd4
          • threat
            • 3.Qg1#
      • 1...Rh8
        • 2.Qh2+
          • 2...Rxh2
            • 3.Sg3#
        • 2.Qe3
          • threat
            • 3.Qg1#
        • 2.Qf2
          • threat
            • 3.Qg1#
        • 2.Qd4
          • threat
            • 3.Qg1#

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