Problem Display
PID: 171517 (8/8/8/N1p5/6Q1/2p5/p3K3/k7 w - - 0 1)

Antipov, Viacheslav Pavlovich

Za Ogneypori, 1987

8/8/8/N1p5/6Q1/2p5/p3K3/k7

#3

3 + 4


6490 yacpdb 2018

SOLUTION


  • COOKED
  • Tries
    • 1.Kd3?
      • threat
        • 2.Kc2
          • 2...c4
            • 3.Qd1#
            • 3.Qg1#
        • 2.Kxc3
          • threat
            • 3.Qd1#
            • 3.Qg1#
          • 2...Kb1
            • 3.Qd1#
            • 3.Qg1#
        • 2.Qd1+
          • 2...Kb2
            • 3.Sc4#
      • 1...c4+
        • 2.Kxc3
          • 2...Kb1
            • 3.Qd1#
            • 3.Qg1#
      • 1...Kb1
        • 2.Qd1+
          • 2...Kb2
            • 3.Sc4#
      • 1...c2
        • 2.Kxc2
          • 2...c4
            • 3.Qd1#
            • 3.Qg1#
      • 1...Kb2!
  • Keys
    • 1.Sc4!
      • threat
        • 2.Qg1#
      • 1...Kb1
        • 2.Qg1+
          • 2...Kc2
            • 3.Qd1#
      • 1...c2
        • 2.Qg1+
          • 2...c1Q
            • 3.Qxc1#
          • 2...c1S+
            • 3.Qxc1#
          • 2...c1B
            • 3.Qxc1#
          • 2...c1R
            • 3.Qxc1#
        • 2.Qg7+
          • 2...Kb1
            • 3.Qb2#
    • 1.Qa4!
      • threat
        • 2.Qd1+
          • 2...Kb2
            • 3.Sc4#
        • 2.Qc2
          • 2...c4
            • 3.Qc1#
      • 1...Kb1
        • 2.Qd1+
          • 2...Kb2
            • 3.Sc4#
      • 1...Kb2
        • 2.Sc4+
          • 2...Ka1
            • 3.Qd1#
          • 2...Kb1
            • 3.Qd1#
          • 2...Kc1
            • 3.Qd1#
      • 1...c2
        • 2.Qxc2
          • 2...c4
            • 3.Qc1#
      • 1...c4
        • 2.Qd1+
          • 2...Kb2
            • 3.Sxc4#

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).