Problem Display
PID: 251571 (7n/p3bp2/K3p3/5p2/1k2p2r/7p/2Q5/2B5 w - - 0 1)

Richter, Frantisek

4th HM., Sachove umeni (Ceskoslovensky sach), 1963

7n/p3bp2/K3p3/5p2/1k2p2r/7p/2Q5/2B5

#4

3 + 10


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Bb2!
      • threat
        • 2.Qc3+
          • 2...Ka4
            • 3.Qc4+
              • 3...Bb4
                • 4.Qc2#
      • 1...Bc5
        • 2.Qc3+
          • 2...Ka4
            • 3.Qc4+
              • 3...Bb4
                • 4.Qc2#
      • 1...Bd6
        • 2.Qc3+
          • 2...Ka4
            • 3.Qc4+
              • 3...Bb4
                • 4.Qc2#
      • 1...Bf6
        • 2.Bxf6
          • threat
            • 3.Be7#
          • 2...Sg6
            • 3.Bd4
              • threat
                • 4.Bc5#
              • 3...Ka3
                • 4.Bc5#
      • 1...Bf8
        • 2.Qc3+
          • 2...Ka4
            • 3.Qc4+
              • 3...Bb4
                • 4.Qc2#
      • 1...e3
        • 2.Qd3
          • threat
            • 3.Qb5#
          • 2...Kc5
            • 3.Qb5+
              • 3...Kd6
                • 4.Be5#

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).