MESON Chess Problem Database

Problem Display
PID: 180919 (8/8/3K4/8/8/5N2/3Npkp1/1Q6 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

Problem Observer, 2013

8/8/3K4/8/8/5N2/3Npkp1/1Q6

#3

4 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...e1Q
      • 2.Qxe1#
    • 1...e1S
      • 2.Qxe1#
    • 1...e1B
      • 2.Qxe1#
    • 1...e1R
      • 2.Qxe1#
    • 1...g1Q
      • 2.Qxg1#
    • 1...g1S
      • 2.Qxg1#
    • 1...g1B
      • 2.Qxg1#
    • 1...g1R
      • 2.Qxg1#
  • Tries
    • 1.Qa1?
      • threat
        • 2.Qd4+
          • 2...Kg3
            • 3.Qh4#
      • 1...Ke3
        • 2.Qd4#
      • 1...e1Q
        • 2.Qxe1#
      • 1...e1S
        • 2.Qxe1#
      • 1...e1B
        • 2.Qxe1#
      • 1...e1R
        • 2.Qxe1#
      • 1...g1Q
        • 2.Qxg1#
      • 1...g1S
        • 2.Qxg1#
      • 1...g1B
        • 2.Qxg1#
      • 1...g1R
        • 2.Qxg1#
      • 1...Kg3!
  • Keys
    • 1.Ke5!
      • threat
        • 2.Kf4
          • threat
            • 3.Se4#
            • 3.Qe1#
            • 3.Qg1#
            • 3.Qb6#
          • 2...e1Q
            • 3.Qxe1#
          • 2...e1S
            • 3.Qxe1#
          • 2...e1B
            • 3.Qxe1#
          • 2...e1R
            • 3.Qxe1#
          • 2...g1Q
            • 3.Qxg1#
          • 2...g1S
            • 3.Qxg1#
          • 2...g1B
            • 3.Qxg1#
          • 2...g1R
            • 3.Qxg1#
      • 1...Ke3
        • 2.Qb6+
          • 2...Kd3
            • 3.Qb3#
      • 1...Kg3
        • 2.Qe1+
          • 2...Kh3
            • 3.Qh4#
          • 2...Kg4
            • 3.Qh4#

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