MESON Chess Problem Database

Problem Display
PID: 230535 (3K1B1k/3p1B1p/3P4/pp1pp3/2Q2pp1/r1P3P1/8/n1nb4 w - - 0 1)

Wenda, Jan

2nd Prize, 64 Shakhmatnoe obozrenie, 1936

3K1B1k/3p1B1p/3P4/pp1pp3/2Q2pp1/r1P3P1/8/n1nb4

#4

7 + 13

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Ke7!
      • threat
        • 2.Bh6
          • threat
            • 3.Qc8#
          • 2...Rxc3
            • 3.Qxc3
              • threat
                • 4.Qxe5#
                • 4.Qc8#
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...bxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...dxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
      • 1...Rxc3
        • 2.Bh6
          • threat
            • 3.Qxc3
              • threat
                • 4.Qxe5#
                • 4.Qc8#
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
      • 1...fxg3
        • 2.Bh6
          • threat
            • 3.Qc8#
          • 2...Rxc3
            • 3.Qxc3
              • threat
                • 4.Qxe5#
                • 4.Qc8#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...bxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...dxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
      • 1...bxc4
        • 2.Bh6
          • threat
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
      • 1...dxc4
        • 2.Bh6
          • threat
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
      • 1...h5
        • 2.Qxd5
          • threat
            • 3.Qxe5+
              • 3...Kh7
                • 4.Qg7#
                • 4.Qxh5#
          • 2...Kh7
            • 3.Qxe5
              • threat
                • 4.Qg7#
                • 4.Qxh5#
            • 3.Qh1
              • threat
                • 4.Qxh5#
              • 3...Kh8
                • 4.Qxh5#
              • 3...h4
                • 4.Qxh4#
          • 2...Sd3
            • 3.Qh1
              • threat
                • 4.Qxh5#
              • 3...Kh7
                • 4.Qxh5#
              • 3...h4
                • 4.Qxh4#
          • 2...h4
            • 3.Qxe5+
              • 3...Kh7
                • 4.Qg7#
                • 4.Qh5#
      • 1...h6
        • 2.Qxd5
          • threat
            • 3.Qxe5+
              • 3...Kh7
                • 4.Qg7#
          • 2...Kh7
            • 3.Qxe5
              • threat
                • 4.Qg7#
            • 3.Qh1
              • threat
                • 4.Qxh6#
              • 3...Kh8
                • 4.Qxh6#
              • 3...h5
                • 4.Qxh5#
          • 2...Sd3
            • 3.Qh1
              • threat
                • 4.Qxh6#
              • 3...Kh7
                • 4.Qxh6#
              • 3...h5
                • 4.Qxh5#
          • 2...e4
            • 3.Qd4+
              • 3...Kh7
                • 4.Qg7#
            • 3.Qe5+
              • 3...Kh7
                • 4.Qg7#
            • 3.Qh5
              • threat
                • 4.Qxh6#
              • 3...Kh7
                • 4.Qxh6#
          • 2...h5
            • 3.Qxe5+
              • 3...Kh7
                • 4.Qg7#
                • 4.Qxh5#
      • 1...Ra2
        • 2.Bh6
          • threat
            • 3.Qc8#
          • 2...bxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...dxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
        • 2.Qc8
          • threat
            • 3.Bh6#
          • 2...h5
            • 3.Bg6
              • threat
                • 4.Bh6#
              • 3...Kg8
                • 4.Bh6#
          • 2...h6
            • 3.Bg7+
              • 3...Kxg7
                • 4.Qg8#
              • 3...Kh7
                • 4.Qg8#
                • 4.Qh8#
            • 3.Bg6
              • threat
                • 4.Bxh6#
              • 3...Kg8
                • 4.Bxh6#
              • 3...h5
                • 4.Bh6#
      • 1...Rb3
        • 2.Bh6
          • threat
            • 3.Qc8#
          • 2...Rxc3
            • 3.Qxc3
              • threat
                • 4.Qxe5#
                • 4.Qc8#
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...bxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
          • 2...dxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
      • 1...Ra4
        • 2.Bh6
          • threat
            • 3.Qc8#
          • 2...Rxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
          • 2...bxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...dxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
      • 1...Be2
        • 2.Bh6
          • threat
            • 3.Qc8#
          • 2...Rxc3
            • 3.Qxc3
              • threat
                • 4.Qxe5#
                • 4.Qc8#
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...Bxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...bxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...dxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
      • 1...Bb3
        • 2.Bh6
          • threat
            • 3.Qc8#
          • 2...Bxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...bxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...dxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
      • 1...Sab3
        • 2.Qc8
          • threat
            • 3.Bh6#
          • 2...h5
            • 3.Bg6
              • threat
                • 4.Bh6#
              • 3...Kg8
                • 4.Bh6#
          • 2...h6
            • 3.Bg7+
              • 3...Kxg7
                • 4.Qg8#
              • 3...Kh7
                • 4.Qg8#
                • 4.Qh8#
            • 3.Bg6
              • threat
                • 4.Bxh6#
              • 3...Kg8
                • 4.Bxh6#
              • 3...h5
                • 4.Bh6#
      • 1...Sa2
        • 2.Qxd5
          • threat
            • 3.Qxe5#
          • 2...h5
            • 3.Qxe5+
              • 3...Kh7
                • 4.Qg7#
                • 4.Qxh5#
          • 2...h6
            • 3.Qxe5+
              • 3...Kh7
                • 4.Qg7#
        • 2.Bh6
          • threat
            • 3.Qc8#
          • 2...Rxc3
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...bxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...dxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
      • 1...Se2
        • 2.Qxd5
          • threat
            • 3.Qxe5#
          • 2...h5
            • 3.Qxe5+
              • 3...Kh7
                • 4.Qg7#
                • 4.Qxh5#
          • 2...h6
            • 3.Qxe5+
              • 3...Kh7
                • 4.Qg7#
        • 2.Bh6
          • threat
            • 3.Qc8#
          • 2...Rxc3
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...bxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...dxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
      • 1...Scb3
        • 2.Qxd5
          • threat
            • 3.Qxe5#
          • 2...h5
            • 3.Qxe5+
              • 3...Kh7
                • 4.Qg7#
                • 4.Qxh5#
          • 2...h6
            • 3.Qxe5+
              • 3...Kh7
                • 4.Qg7#
        • 2.Qc8
          • threat
            • 3.Bh6#
          • 2...h5
            • 3.Bg6
              • threat
                • 4.Bh6#
              • 3...Kg8
                • 4.Bh6#
          • 2...h6
            • 3.Bg7+
              • 3...Kxg7
                • 4.Qg8#
              • 3...Kh7
                • 4.Qg8#
                • 4.Qh8#
            • 3.Bg6
              • threat
                • 4.Bxh6#
              • 3...Kg8
                • 4.Bxh6#
              • 3...h5
                • 4.Bh6#
      • 1...Sd3
        • 2.Qxd3
          • threat
            • 3.Kf6
              • threat
                • 4.Bg7#
          • 2...h5
            • 3.Qg6
              • threat
                • 4.Bg7#
                • 4.Qxh5#
                • 4.Qh6#
                • 4.Qg7#
                • 4.Qg8#
          • 2...h6
            • 3.Qg6
              • threat
                • 4.Bg7#
                • 4.Qxh6#
                • 4.Qg7#
                • 4.Qg8#
        • 2.Kf6
          • threat
            • 3.Bg7#
          • 2...h5
            • 3.Kg6
              • threat
                • 4.Bg7#
          • 2...h6
            • 3.Kg6
              • threat
                • 4.Bg7#
      • 1...b4
        • 2.Bh6
          • threat
            • 3.Qc8#
          • 2...Rxc3
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...dxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
      • 1...d4
        • 2.Kf6
          • threat
            • 3.Bg7#
          • 2...h5
            • 3.Bg7+
              • 3...Kh7
                • 4.Bg6#
                • 4.Bg8#
          • 2...h6
            • 3.Bg7+
              • 3...Kh7
                • 4.Bg6#
                • 4.Bg8#
        • 2.Bh6
          • threat
            • 3.Qc8#
          • 2...Rxc3
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#
          • 2...bxc4
            • 3.Kf6
              • threat
                • 4.Bg7#
            • 3.Kf8
              • threat
                • 4.Bg7#

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