MESON Chess Problem Database

Problem Display
PID: 216952 (8/1N3p1p/1K6/8/3k4/Q5N1/8/8 w - - 0 1)

Hulsen, Bernhard

Universum, 1891

8/1N3p1p/1K6/8/3k4/Q5N1/8/8

#4

4 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Qc1!
      • threat
        • 2.Qd2+
          • 2...Kc4
            • 3.Sa5#
          • 2...Ke5
            • 3.Qd6#
      • 1...Kd3
        • 2.Kc5
          • threat
            • 3.Kd5
              • threat
                • 4.Sc5#
        • 2.Kc6
          • threat
            • 3.Kd5
              • threat
                • 4.Sc5#
          • 2...Kd4
            • 3.Qd2+
              • 3...Kc4
                • 4.Sa5#
              • 3...Ke5
                • 4.Qd6#
      • 1...Ke5
        • 2.Qh6
          • threat
            • 3.Qd6#
          • 2...Kd4
            • 3.Qd2+
              • 3...Kc4
                • 4.Sa5#
              • 3...Ke5
                • 4.Qd6#
          • 2...Kd5
            • 3.Qd2+
              • 3...Kc4
                • 4.Sa5#
              • 3...Ke5
                • 4.Qd6#
              • 3...Ke6
                • 4.Qd6#
          • 2...f6
            • 3.Qe3+
              • 3...Kd5
                • 4.Qe4#

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