MESON Chess Problem Database

Problem Display
PID: 132340 (1n5n/4P3/pp1pbp1p/3pkp2/4B2Q/7p/PP5P/7K w - - 0 1)

Chocolous, Jiri

Tidskrift for Schack, 1890

1n5n/4P3/pp1pbp1p/3pkp2/4B2Q/7p/PP5P/7K

#4

7 + 12

1829 The Theory of Pawn Promotion 1912

SOLUTION

  • SOUND
  • Keys
    • 1.Qe1!
      • threat
        • 2.Bb1+
          • 2...Kd4
            • 3.Qc3#
          • 2...Kf4
            • 3.Qg3#
        • 2.Bc2+
          • 2...Kd4
            • 3.Qc3#
          • 2...Kf4
            • 3.Qg3#
        • 2.Bg2+
          • 2...Kd4
            • 3.Qc3#
          • 2...Kf4
            • 3.Qg3#
      • 1...Kd4
        • 2.Bc2
          • threat
            • 3.Qc3#
          • 2...Kc4
            • 3.Qc3+
              • 3...Kb5
                • 4.a4#
          • 2...Kc5
            • 3.Qc3+
              • 3...Kb5
                • 4.a4#
      • 1...Kf4
        • 2.Bd3
          • threat
            • 3.Qg3#
          • 2...Kg4
            • 3.Qg3+
              • 3...Kh5
                • 4.Be2#
          • 2...Kg5
            • 3.Qg3+
              • 3...Kh5
                • 4.Be2#
      • 1...dxe4
        • 2.Qc3+
          • 2...Kd5
            • 3.e8S
              • threat
                • 4.Sxf6#
                • 4.Sc7#
      • 1...fxe4
        • 2.Qg3+
          • 2...Kf5
            • 3.e8S
              • threat
                • 4.Sxd6#
                • 4.Sg7#

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