MESON Chess Problem Database

Problem Display
PID: 201903 (6B1/8/8/4N3/4b2p/8/5K2/5N1k w - - 0 1)

Borkowski, Richard

Arbeiter Schachzeitung, 1924

6B1/8/8/4N3/4b2p/8/5K2/5N1k

#5

4 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Bc4!
      • threat
        • 2.Be2
          • threat
            • 3.Bf3+
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
          • 2...Bg2
            • 3.Bf3
              • threat
                • 4.Bxg2#
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
              • 3...h3
                • 4.Sg3+
                  • 4...Kh2
                    • 5.Sg4#
                • 4.Sg4
                  • threat
                    • 5.Sg3#
          • 2...Bd5
            • 3.Bf3+
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
          • 2...Bb7
            • 3.Bf3+
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
          • 2...Ba8
            • 3.Bf3+
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
      • 1...Bg2
        • 2.Be2
          • threat
            • 3.Bf3
              • threat
                • 4.Bxg2#
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
              • 3...h3
                • 4.Sg3+
                  • 4...Kh2
                    • 5.Sg4#
                • 4.Sg4
                  • threat
                    • 5.Sg3#
          • 2...Bxf1
            • 3.Bxf1
              • threat
                • 4.Bg2+
                  • 4...Kh2
                    • 5.Sf3#
                    • 5.Sg4#
              • 3...Kh2
                • 4.Sf3+
                  • 4...Kh1
                    • 5.Bg2#
                • 4.Sg4+
                  • 4...Kh1
                    • 5.Bg2#
                • 4.Bg2
                  • 4...h3
                    • 5.Sf3#
                    • 5.Sg4#
              • 3...h3
                • 4.Sf3
                  • 4...h2
                    • 5.Bg2#
                • 4.Sg4
                  • 4...h2
                    • 5.Bg2#
          • 2...Be4
            • 3.Bf3+
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
          • 2...Bd5
            • 3.Bf3+
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
          • 2...Bb7
            • 3.Bf3+
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
          • 2...Ba8
            • 3.Bf3+
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
      • 1...Bb7
        • 2.Be2
          • threat
            • 3.Bf3+
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
          • 2...Bg2
            • 3.Bf3
              • threat
                • 4.Bxg2#
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
              • 3...h3
                • 4.Sg3+
                  • 4...Kh2
                    • 5.Sg4#
                • 4.Sg4
                  • threat
                    • 5.Sg3#
          • 2...Be4
            • 3.Bf3+
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
          • 2...Bd5
            • 3.Bf3+
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
          • 2...Ba8
            • 3.Bf3+
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
      • 1...Ba8
        • 2.Be2
          • threat
            • 3.Bf3+
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
          • 2...Bg2
            • 3.Bf3
              • threat
                • 4.Bxg2#
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
              • 3...h3
                • 4.Sg3+
                  • 4...Kh2
                    • 5.Sg4#
                • 4.Sg4
                  • threat
                    • 5.Sg3#
          • 2...Be4
            • 3.Bf3+
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
          • 2...Bd5
            • 3.Bf3+
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#
          • 2...Bb7
            • 3.Bf3+
              • 3...Bxf3
                • 4.Sxf3
                  • 4...h3
                    • 5.Sg3#

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