Problem Display
PID: 88064 (4k3/4p3/2p1K3/8/3p4/8/7b/4Q3 w - - 0 1)

Kolpakov, Viktor Sergeevich

Pypa, Volodimir Iosifovich

The Problemist, 1991

4k3/4p3/2p1K3/8/3p4/8/7b/4Q3

#4

2 + 5


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Qa5!
      • threat
        • 2.Qa8+
          • 2...Bb8
            • 3.Qxb8#
      • 1...Kf8
        • 2.Qg5
          • threat
            • 3.Qg6
              • threat
                • 4.Qf7#
      • 1...Bb8
        • 2.Qg5
          • threat
            • 3.Qxe7#
            • 3.Qg8#
          • 2...Kd8
            • 3.Qxe7+
              • 3...Kc8
                • 4.Qd7#
          • 2...Kf8
            • 3.Qg6
              • threat
                • 4.Qf7#

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).