Problem Display
PID: 105517 (7B/1N6/p1K5/8/nk2P3/8/8/2Q5 w - - 0 1)

Sokolov, Vladimir Viktorovich

Kudesnik, 1992

7B/1N6/p1K5/8/nk2P3/8/8/2Q5

#3

5 + 3


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Sb2
      • 2.Qc3+
        • 2...Ka4
          • 3.Sc5#
    • 1...Sc3
      • 2.Qxc3+
        • 2...Ka4
          • 3.Sc5#
    • 1...Sc5
      • 2.Sxc5
        • threat
          • 3.Qc3#
        • 2...Ka5
          • 3.Bc3#
          • 3.Qd2#
          • 3.Qa3#
          • 3.Qe1#
          • 3.Qc3#
      • 2.Qc3+
        • 2...Ka4
          • 3.Sxc5#
    • 1...Sb6
      • 2.Qc3+
        • 2...Ka4
          • 3.Sc5#
  • Tries
    • 1.Qb2+?
      • 1...Kc4
        • 2.Qa3
          • threat
            • 3.Sa5#
            • 3.Sd6#
          • 2...Sc3
            • 3.Qxc3#
      • 1...Sxb2!
    • 1.Qa3+?
      • 1...Kc4
        • 2.Sa5#
        • 2.Sd6#
      • 1...Kxa3!
    • 1.Qe3?
      • 1...Kc4
        • 2.Qa3
          • threat
            • 3.Sa5#
            • 3.Sd6#
          • 2...Sc3
            • 3.Qxc3#
      • 1...Sb2
        • 2.Qc3+
          • 2...Ka4
            • 3.Sc5#
      • 1...Sc3
        • 2.Qxc3+
          • 2...Ka4
            • 3.Sc5#
      • 1...Sc5
        • 2.Sxc5
          • threat
            • 3.Qc3#
          • 2...Kc4
            • 3.Qd4#
            • 3.Qb3#
            • 3.Qc3#
          • 2...Ka5
            • 3.Bc3#
            • 3.Qd2#
            • 3.Qe1#
            • 3.Qa3#
            • 3.Qc3#
        • 2.Qc3+
          • 2...Ka4
            • 3.Sxc5#
      • 1...Sb6
        • 2.Qc3+
          • 2...Ka4
            • 3.Sc5#
      • 1...a5!
  • Keys
    • 1.Sa5!
      • 1...Kxa5
        • 2.Qc4
          • 2...Sb2
            • 3.Bc3#
          • 2...Sc3
            • 3.Bxc3#
          • 2...Sc5
            • 3.Bc3#
          • 2...Sb6
            • 3.Bc3#
      • 1...Sb2
        • 2.Bc3+
          • 2...Ka3
            • 3.Qa1#
          • 2...Ka4
            • 3.Qa1#
      • 1...Sc3
        • 2.Bxc3+
          • 2...Ka4
            • 3.Qa1#
      • 1...Sc5
        • 2.Bc3+
          • 2...Ka4
            • 3.Qa1#
      • 1...Sb6
        • 2.Bc3+
          • 2...Ka4
            • 3.Qa1#

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