MESON Chess Problem Database

Problem Display
PID: 20059 (8/8/8/1n6/6p1/6P1/NK1p1B2/3k2N1 w - - 0 1)

Birgfeld, Eduard Adolf Heinrich

Sammler, 1918

8/8/8/1n6/6p1/6P1/NK1p1B2/3k2N1

#4

5 + 4

274 diagrammes 1973

SOLUTION

  • SOUND
  • Keys
    • 1.Kb3!
      • threat
        • 2.Kb2
          • 2...Sa3
            • 3.Sc3#
          • 2...Sc3
            • 3.Sxc3#
          • 2...Sd4
            • 3.Sc3#
          • 2...Sd6
            • 3.Sc3#
          • 2...Sa7
            • 3.Sc3#
          • 2...Sc7
            • 3.Sc3#
      • 1...Sd4+
        • 2.Kc3
          • 2...Se2+
            • 3.Kb2
              • 3...Sxg1
                • 4.Sc3#
              • 3...Sxg3
                • 4.Sc3#
              • 3...Sc1
                • 4.Sc3#
              • 3...Sc3
                • 4.Sxc3#
              • 3...Sd4
                • 4.Sc3#
              • 3...Sf4
                • 4.Sc3#
          • 2...Sb5+
            • 3.Kb2
              • 3...Sa3
                • 4.Sc3#
              • 3...Sc3
                • 4.Sxc3#
              • 3...Sd4
                • 4.Sc3#
              • 3...Sd6
                • 4.Sc3#
              • 3...Sa7
                • 4.Sc3#
              • 3...Sc7
                • 4.Sc3#
          • 2...Sc2
            • 3.Kb2
              • threat
                • 4.Sc3#
          • 2...Sb3
            • 3.Kb2
              • threat
                • 4.Sc3#
          • 2...Sf3
            • 3.Kb2
              • threat
                • 4.Sc3#
          • 2...Sf5
            • 3.Kb2
              • threat
                • 4.Sc3#
          • 2...Sc6
            • 3.Kb2
              • threat
                • 4.Sc3#
          • 2...Se6
            • 3.Kb2
              • threat
                • 4.Sc3#

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