MESON Chess Problem Database

Problem Display
PID: 93513 (2RNk2r/1p2p3/4p3/6p1/3Q3p/8/8/7K w - - 0 1)

Stepochkin, Anatoly Viktorovich

Shakhmaty v SSSR, 1987

2RNk2r/1p2p3/4p3/6p1/3Q3p/8/8/7K

#3

4 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kf8
      • 2.Qxh8#
    • 1...Rf8
      • 2.Qa4+
        • 2...b5
          • 3.Qxb5#
  • Tries
    • 1.Qd3?
      • threat
        • 2.Sxe6+
          • 2...Kf7
            • 3.Qf5#
      • 1...Kf8
        • 2.Sxe6+
          • 2...Kf7
            • 3.Qf5#
        • 2.Qg6
          • threat
            • 3.Sc6#
            • 3.Sxe6#
            • 3.Sxb7#
            • 3.Sf7#
            • 3.Qf7#
      • 1...e5
        • 2.Se6+
          • 2...Kf7
            • 3.Qf5#
        • 2.Qf5
          • threat
            • 3.Sc6#
            • 3.Sxb7#
            • 3.Sf7#
          • 2...e6
            • 3.Qf7#
      • 1...Rh6!
  • Keys
    • 1.Qe4!
      • threat
        • 2.Qxe6
          • threat
            • 3.Sc6#
            • 3.Sxb7#
            • 3.Sf7#
          • 2...Kf8
            • 3.Qf7#
      • 1...Kd7
        • 2.Qxe6+
          • 2...Ke8
            • 3.Sc6#
            • 3.Sxb7#
            • 3.Sf7#
      • 1...Kf8
        • 2.Sxe6+
          • 2...Kf7
            • 3.Qf5#
        • 2.Qg6
          • threat
            • 3.Sc6#
            • 3.Sxe6#
            • 3.Sxb7#
            • 3.Sf7#
            • 3.Qf7#
      • 1...Rh6
        • 2.Sxe6+
          • 2...Kd7
            • 3.Rd8#
          • 2...Kf7
            • 3.Rf8#
      • 1...Rh7
        • 2.Sxe6+
          • 2...Kd7
            • 3.Rd8#
          • 2...Kf7
            • 3.Rf8#
            • 3.Qf5#
      • 1...Rf8
        • 2.Qa4+
          • 2...b5
            • 3.Qxb5#
      • 1...e5
        • 2.Qf5
          • threat
            • 3.Sc6#
            • 3.Sxb7#
            • 3.Sf7#
          • 2...e6
            • 3.Qf7#
      • 1...b5
        • 2.Sxe6+
          • 2...Kd7
            • 3.Qc6#
          • 2...Kf7
            • 3.Qf5#
        • 2.Qxe6
          • threat
            • 3.Sc6#
            • 3.Sb7#
            • 3.Sf7#
          • 2...Kf8
            • 3.Qf7#
      • 1...b6
        • 2.Sxe6+
          • 2...Kd7
            • 3.Qc6#
          • 2...Kf7
            • 3.Qf5#
        • 2.Qxe6
          • threat
            • 3.Sc6#
            • 3.Sb7#
            • 3.Sf7#
          • 2...Kf8
            • 3.Qf7#

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