Problem Display
PID: 127807 (8/8/2Q5/4k2N/8/8/2PppPp1/2nrrbK1 w - - 0 1)

Fomichev, Evgeny Vasilevich

Pruboj, 1989

8/8/2Q5/4k2N/8/8/2PppPp1/2nrrbK1

#3

5 + 8


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Qc5+?
      • 1...Ke4
        • 2.Sg3+
          • 2...Kf3
            • 3.Qf5#
          • 2...Kf4
            • 3.Qf5#
      • 1...Ke6!
    • 1.f4+?
      • 1...Kd4
        • 2.Sg3
          • threat
            • 3.Sf5#
          • 2...Ke3
            • 3.Qe4#
      • 1...Kf5!
  • Keys
    • 1.Qd7!
      • threat
        • 2.c4
          • threat
            • 3.Qd5#
          • 2...Ke4
            • 3.Qd5#
      • 1...Ke4
        • 2.c4
          • threat
            • 3.Qd5#
          • 2...Kf3
            • 3.Qf5#
          • 2...Ke5
            • 3.Qd5#
      • 1...Sa2
        • 2.f4+
          • 2...Ke4
            • 3.Qd3#
      • 1...Sd3
        • 2.cxd3
          • threat
            • 3.f4#

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).