Problem Display
PID: 255536 (1bQ5/k6q/ppB3R1/4p2p/8/8/8/7K w - - 0 1)

Majercak, Jozef

Vychodoslovenske noviny, 1971

1bQ5/k6q/ppB3R1/4p2p/8/8/8/7K

#4

4 + 7


3713 Snap 2021
6490 yacpdb 2021
  • SOUND
  • Keys
    • 1.Rg8!
      • threat
        • 2.Qxb8#
      • 1...Qb1+
        • 2.Rg1
          • threat
            • 3.Qb7#
          • 2...Qe4+
            • 3.Bxe4
              • threat
                • 4.Qb7#
          • 2...Qxg1+
            • 3.Kxg1
              • threat
                • 4.Qb7#
          • 2...Qh7
            • 3.Qxa6+
              • 3...Kxa6
                • 4.Ra1#
      • 1...a5
        • 2.Qxb8+
          • 2...Ka6
            • 3.Qc8+
              • 3...Ka7
                • 4.Qa8#
              • 3...Qb7
                • 4.Qxb7#

Anticipated by 49475(1949)



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).