Problem Display
PID: 141661 (8/B3pQ2/3p2p1/4k1K1/8/8/8/8 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

StrateGems, 2011

8/B3pQ2/3p2p1/4k1K1/8/8/8/8

#3

3 + 4


SOLUTION


  • SOUND
  • Sets
    • 1...d5
      • 2.Qxe7#
    • 1...e6
      • 2.Qf3
        • 2...d5
          • 3.Qf4#
  • Tries
    • 1.Bf2?
      • 1...e6
        • 2.Qf3
          • 2...d5
            • 3.Qf4#
      • 1...Ke4!
    • 1.Be3?
      • 1...e6
        • 2.Qf3
          • 2...d5
            • 3.Qf4#
      • 1...Ke4!
    • 1.Bb6?
      • 1...e6
        • 2.Qf3
          • 2...d5
            • 3.Qf4#
      • 1...Ke4!
    • 1.Qc4?
      • 1...e6
        • 2.Qd4#
      • 1...d5!
  • Keys
    • 1.Bg1!
      • 1...Ke4
        • 2.Qc4+
          • 2...Kf3
            • 3.Qg4#
          • 2...Ke5
            • 3.Bh2#
      • 1...e6
        • 2.Qf3
          • 2...d5
            • 3.Qf4#

FEATURES


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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).