Problem Display
PID: 207774 (8/Q6B/4k3/8/6p1/2B5/8/5K2 w - - 0 1)

Barsukov, Valery Nikolaevich

Zadachi i Etyudi, 2018

8/Q6B/4k3/8/6p1/2B5/8/5K2

#3

4 + 2


SOLUTION


  • SOUND
  • Tries
    • 1.Be4?
      • 1...Kd6
        • 2.Bf6
          • threat
            • 3.Qe7#
          • 2...Ke6
            • 3.Qe7#
      • 1...g3!
    • 1.Qe7+?
      • 1...Kd5
        • 2.Be4+
          • 2...Kc4
            • 3.Qb4#
      • 1...Kxe7!
  • Keys
    • 1.Bb4!
      • threat
        • 2.Qe7+
          • 2...Kd5
            • 3.Qe4#
      • 1...Kd5
        • 2.Qc5+
          • 2...Ke6
            • 3.Qf5#
      • 1...Ke5
        • 2.Qe3+
          • 2...Kd5
            • 3.Qe4#
          • 2...Kf6
            • 3.Qe7#

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).