Problem Display
PID: 248566 (7r/R1PPPP1p/7B/4P3/1RPp4/3B1P1p/1Pr5/1k5K w - - 0 1)

Lindgren, Bo Waldemar

1st HM., Shakhmaty v SSSR, 1961

7r/R1PPPP1p/7B/4P3/1RPp4/3B1P1p/1Pr5/1k5K

#4

13 + 6


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Rb8!
      • 1...Rxb8
        • 2.cxb8Q
          • 2...h2
            • 3.Qd6
              • 3...Kxb2
                • 4.Qb4#
      • 1...Rc8
        • 2.dxc8S
          • 2...h2
            • 3.Sb6
              • 3...Kxb2
                • 4.Sd5#
      • 1...Rd8
        • 2.cxd8B
          • 2...h2
            • 3.Bb6
              • 3...Kxb2
                • 4.Bxd4#
      • 1...Re8
        • 2.dxe8B
          • 2...h2
            • 3.Ba4
              • threat
                • 4.Baxc2#
              • 3...Ka1
                • 4.Baxc2#
              • 3...Ka2
                • 4.Baxc2#
      • 1...Rf8
        • 2.exf8Q
          • 2...h2
            • 3.Rba8
              • 3...Kxb2
                • 4.Qb4#
            • 3.Rc8
              • 3...Kxb2
                • 4.Qb4#
            • 3.Rd8
              • 3...Kxb2
                • 4.Qb4#
            • 3.Re8
              • 3...Kxb2
                • 4.Qb4#
        • 2.exf8B
          • 2...h2
            • 3.Bb4
              • 3...Kxb2
                • 4.Be1#
                • 4.Bbd2#
      • 1...Rg8
        • 2.fxg8R
          • 2...h2
            • 3.Rg5
              • 3...Kc1
                • 4.Rg1#
      • 1...h2
        • 2.Rxh8
          • 2...Kxb2
            • 3.Rb8+
              • 3...Kc3
                • 4.Ra3#

FEATURES


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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).