Problem Display
PID: 285960 (2B5/8/8/8/8/2k5/8/1Q2K3 w - - 0 1)

Varitsky, Aleksandr Nikolaevich

Fizkulturnik Belorussia, 1986

2B5/8/8/8/8/2k5/8/1Q2K3

#4

3 + 1


3713 Snap 2026
6490 yacpdb 2026

SOLUTION


  • SOUND
  • Keys
    • 1.Qb6!
      • 1...Kc2
        • 2.Qb4
          • threat
            • 3.Bf5+
              • 3...Kc1
                • 4.Qd2#
                • 4.Qa3#
                • 4.Qc3#
                • 4.Qb1#
            • 3.Qa3
              • 3...Kb1
                • 4.Bf5#
          • 2...Kc1
            • 3.Qa3+
              • 3...Kb1
                • 4.Bf5#
              • 3...Kc2
                • 4.Bf5#
          • 2...Kd3
            • 3.Bf5+
              • 3...Ke3
                • 4.Qe4#
      • 1...Kd3
        • 2.Qc5
          • 2...Ke4
            • 3.Ke2
              • 3...Kf4
                • 4.Qe3#
      • 1...Kc4
        • 2.Kd2
          • 2...Kd5
            • 3.Kd3
              • 3...Ke5
                • 4.Qd4#

This anticipates 285490(1993)

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).