Problem Display
PID: 221021 (8/8/4p3/2p1r1p1/2Pk2P1/2pPp3/4K3/7Q w - - 0 1)

Bazant, Robert

Deutsche Schachzeitung, 1940

8/8/4p3/2p1r1p1/2Pk2P1/2pPp3/4K3/7Q

#4

5 + 7


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qa8!
      • threat
        • 2.Qh1
          • 2...Re4
            • 3.Qxe4#
          • 2...Rd5
            • 3.Qe4#
          • 2...Rf5
            • 3.Qe4#
          • 2...c2
            • 3.Qa1#
      • 1...Rd5
        • 2.Qh8+
          • 2...Re5
            • 3.Qh1
              • 3...Re4
                • 4.Qxe4#
              • 3...Rd5
                • 4.Qe4#
              • 3...Rf5
                • 4.Qe4#
              • 3...c2
                • 4.Qa1#
          • 2...e5
            • 3.Qh1
              • threat
                • 4.Qe4#
                • 4.Qxd5#
              • 3...c2
                • 4.Qa1#
              • 3...e4
                • 4.Qxe4#
            • 3.Qa8
              • threat
                • 4.Qxd5#
              • 3...c2
                • 4.Qa1#
              • 3...Rd6
                • 4.Qe4#
              • 3...Rd7
                • 4.Qe4#
              • 3...Rd8
                • 4.Qe4#
                • 4.Qxd8#

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).