Problem Display
PID: 119710 (8/Q6p/2N4p/2p4P/2P5/1P1Bk3/4P1p1/6Kb w - - 0 1)

Stepochkin, Anatoly Viktorovich

64 Shakhmatnoe obozrenie, 1990

8/Q6p/2N4p/2p4P/2P5/1P1Bk3/4P1p1/6Kb

#3

8 + 6


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Kd2
      • 2.Qa1
        • 2...Ke3
          • 3.Qc1#
    • 1...Kf4
      • 2.Qg7
        • 2...Ke3
          • 3.Qxh6#
  • Tries
    • 1.Qa3?
      • threat
        • 2.Qc1#
      • 1...Kd2
        • 2.Qa1
          • 2...Ke3
            • 3.Qc1#
      • 1...Kf4!
    • 1.Qa4?
      • 1...Kd2
        • 2.Qa1
          • 2...Ke3
            • 3.Qc1#
      • 1...Kf4!
    • 1.Qa6?
      • 1...Kd2
        • 2.Qa1
          • 2...Ke3
            • 3.Qc1#
      • 1...Kf4!
    • 1.Qb7?
      • 1...Kf4
        • 2.Qg7
          • 2...Ke3
            • 3.Qxh6#
      • 1...Kd2!
    • 1.Qd7?
      • 1...Kf4
        • 2.Qg7
          • 2...Ke3
            • 3.Qxh6#
      • 1...Kd2!
    • 1.Qe7+?
      • 1...Kf4
        • 2.Qg7
          • 2...Ke3
            • 3.Qxh6#
      • 1...Kd2!
    • 1.Qg7?
      • threat
        • 2.Qxh6#
      • 1...Kd2
        • 2.Qa1
          • 2...Ke3
            • 3.Qc1#
      • 1...Kf4!
    • 1.Qxh7?
      • threat
        • 2.Qxh6#
      • 1...Kf4
        • 2.Qg6
          • 2...Ke3
            • 3.Qxh6#
        • 2.Qg7
          • 2...Ke3
            • 3.Qxh6#
      • 1...Kd2!
    • 1.Qa8?
      • 1...Kd2
        • 2.Qa1
          • 2...Ke3
            • 3.Qc1#
      • 1...Kf4!
  • Keys
    • 1.Qa1!
      • threat
        • 2.Qc1#
      • 1...Kd2
        • 2.Qb1
          • 2...Kc3
            • 3.Qc2#
          • 2...Ke3
            • 3.Qc1#
      • 1...Kf4
        • 2.Qg7
          • 2...Ke3
            • 3.Qxh6#

FEATURES


NOT CLASSIFIED


Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).