Problem Display
PID: 274773 (8/8/8/1pp5/6Q1/kp2N3/B7/2K5 w - - 0 1)

Makaronets, Leonid

Volchek, Viktor Fedorovich

The Hopper, 2023

8/8/8/1pp5/6Q1/kp2N3/B7/2K5

#4

4 + 4


SOLUTION


  • SOUND
  • Keys
    • 1.Qe4!
      • threat
        • 2.Qa8+
          • 2...Kb4
            • 3.Kb2
              • threat
                • 4.Qa3#
      • 1...b2+
        • 2.Kb1
          • threat
            • 3.Sc2#
          • 2...c4
            • 3.Sc2+
              • 3...Ka4
                • 4.Qa8#
      • 1...bxa2
        • 2.Sc2+
          • 2...Kb3
            • 3.Qd3+
              • 3...Ka4
                • 4.Qa3#
      • 1...c4
        • 2.Qe7+
          • 2...Ka4
            • 3.Qa7+
              • 3...Kb4
                • 4.Sd5#

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).