MESON Chess Problem Database

Problem Display
PID: 252534 (7k/5Kpp/3Pp2P/7n/7N/3p3b/1p1P3b/N3Q3 w - - 0 1)

Bilfinger, Carl

Neue Zurcher Zeitung, 1967

7k/5Kpp/3Pp2P/7n/7N/3p3b/1p1P3b/N3Q3

#4

7 + 9

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Qh1!
      • threat
        • 2.Qa8#
      • 1...bxa1Q
        • 2.Qxa1
          • threat
            • 3.Qa8#
          • 2...Bxd6
            • 3.Qxg7+
              • 3...Sxg7
                • 4.hxg7#
            • 3.Qa8+
              • 3...Bb8
                • 4.Qxb8#
              • 3...Bf8
                • 4.Qxf8#
            • 3.hxg7+
              • 3...Sxg7
                • 4.Qxg7#
          • 2...Bg2
            • 3.Qxg7+
              • 3...Sxg7
                • 4.hxg7#
            • 3.hxg7+
              • 3...Sxg7
                • 4.Qxg7#
          • 2...e5
            • 3.Qa8+
              • 3...Bc8
                • 4.Qxc8#
      • 1...bxa1R
        • 2.Qxa1
          • threat
            • 3.Qa8#
          • 2...Bxd6
            • 3.Qxg7+
              • 3...Sxg7
                • 4.hxg7#
            • 3.Qa8+
              • 3...Bb8
                • 4.Qxb8#
              • 3...Bf8
                • 4.Qxf8#
            • 3.hxg7+
              • 3...Sxg7
                • 4.Qxg7#
          • 2...Bg2
            • 3.Qxg7+
              • 3...Sxg7
                • 4.hxg7#
            • 3.hxg7+
              • 3...Sxg7
                • 4.Qxg7#
          • 2...e5
            • 3.Qa8+
              • 3...Bc8
                • 4.Qxc8#
      • 1...Bg2
        • 2.d7
          • threat
            • 3.d8Q#
            • 3.d8R#
          • 2...Bc6
            • 3.d8Q+
              • 3...Be8+
                • 4.Qxe8#
            • 3.d8R+
              • 3...Be8+
                • 4.Rxe8#
          • 2...Bd6
            • 3.hxg7+
              • 3...Sxg7
                • 4.Sg6#
            • 3.d8Q+
              • 3...Bf8
                • 4.Qxf8#
            • 3.d8R+
              • 3...Bf8
                • 4.Rxf8#
          • 2...Bc7
            • 3.hxg7+
              • 3...Sxg7
                • 4.Sg6#

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