MESON Chess Problem Database

Problem Display
PID: 19919 (8/3P4/1P2p3/p3P3/P2Pb3/2Qp2p1/3P4/1k4K1 w - - 0 1)

Kohnlein, Friedrich

Suddeutsche Schachblatter, 1907

8/3P4/1P2p3/p3P3/P2Pb3/2Qp2p1/3P4/1k4K1

#4

8 + 6

1829 The Theory of Pawn Promotion 1912

SOLUTION

  • SOUND
  • Keys
    • 1.d8B!
      • threat
        • 2.Be7
          • threat
            • 3.Ba3
              • threat
                • 4.Qb2#
              • 3...Ka2
                • 4.Qb2#
          • 2...Ka2
            • 3.Ba3
              • threat
                • 4.Qb2#
              • 3...Kb1
                • 4.Qb2#
      • 1...Ka2
        • 2.Be7
          • threat
            • 3.Ba3
              • threat
                • 4.Qb2#
              • 3...Kb1
                • 4.Qb2#
          • 2...Kb1
            • 3.Ba3
              • threat
                • 4.Qb2#
              • 3...Ka2
                • 4.Qb2#
      • 1...Bh1
        • 2.Be7
          • threat
            • 3.Ba3
              • threat
                • 4.Qb2#
              • 3...Ka2
                • 4.Qb2#
          • 2...Ka2
            • 3.Ba3
              • threat
                • 4.Qb2#
              • 3...Kb1
                • 4.Qb2#
          • 2...g2
            • 3.Ba3
              • 3...Ka2
                • 4.Qb2#
      • 1...Bd5
        • 2.Be7
          • threat
            • 3.Ba3
              • threat
                • 4.Qb2#
              • 3...Ka2
                • 4.Qb2#
          • 2...Ka2
            • 3.Ba3
              • threat
                • 4.Qb2#
              • 3...Kb1
                • 4.Qb2#
          • 2...Ba2
            • 3.Ba3
              • threat
                • 4.Qb2#
                • 4.Qc1#

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