MESON Chess Problem Database

Problem Display
PID: 231955 (8/5p2/8/1k6/8/2Q5/1K6/B7 w - - 0 1)

Dehler, Otto Georg Edgar

Neue Leipziger Zeitung, 1938

8/5p2/8/1k6/8/2Q5/1K6/B7

#4

3 + 2

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Qc7!
      • threat
        • 2.Kb3
          • threat
            • 3.Bd4
              • threat
                • 4.Qb6#
              • 3...Ka6
                • 4.Qb6#
          • 2...Ka6
            • 3.Bd4
              • threat
                • 4.Qb6#
              • 3...Kb5
                • 4.Qb6#
      • 1...Ka4
        • 2.Qc6+
          • 2...Kb4
            • 3.Ka2
              • threat
                • 4.Bc3#
              • 3...Ka5
                • 4.Bc3#
          • 2...Ka5
            • 3.Ka2
              • threat
                • 4.Bc3#
              • 3...Kb4
                • 4.Bc3#
            • 3.Ka3
              • threat
                • 4.Bc3#
            • 3.Kb3
              • threat
                • 4.Bc3#
        • 2.Qb6
          • threat
            • 3.Kc3
              • threat
                • 4.Qb4#
                • 4.Qa6#
              • 3...Ka3
                • 4.Qa5#
                • 4.Qa7#
                • 4.Qb3#
                • 4.Qa6#
        • 2.Qc5
          • threat
            • 3.Kc3
              • threat
                • 4.Qb4#
          • 2...f5
            • 3.Kc3
              • 3...f4
                • 4.Qb4#
          • 2...f6
            • 3.Kc3
              • 3...f5
                • 4.Qb4#
      • 1...Kb4
        • 2.Qc6
          • threat
            • 3.Ka2
              • threat
                • 4.Bc3#
              • 3...Ka5
                • 4.Bc3#
          • 2...Ka5
            • 3.Ka2
              • threat
                • 4.Bc3#
              • 3...Kb4
                • 4.Bc3#
            • 3.Ka3
              • threat
                • 4.Bc3#
            • 3.Kb3
              • threat
                • 4.Bc3#
      • 1...Ka6
        • 2.Kb3
          • threat
            • 3.Bd4
              • threat
                • 4.Qb6#
              • 3...Kb5
                • 4.Qb6#
          • 2...Kb5
            • 3.Bd4
              • threat
                • 4.Qb6#
              • 3...Ka6
                • 4.Qb6#

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