Problem Display
PID: 251940 (rb2bB2/2p5/2n1P3/P1N2p2/p1Pk4/p2p1BP1/P7/3KQ3 w - - 0 1)

Prandstetter, Edouard

Sachove umeni (Ceskoslovensky sach), 1964

rb2bB2/2p5/2n1P3/P1N2p2/p1Pk4/p2p1BP1/P7/3KQ3

#4

10 + 10


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Bd5!
      • threat
        • 2.Kd2
          • threat
            • 3.Qa1#
            • 3.Qe3#
      • 1...Sxa5
        • 2.Qc3+
          • 2...Kxc3
            • 3.Bg7+
              • 3...Kb4
                • 4.Sxd3#
          • 2...Ke3
            • 3.Qe5+
              • 3...Kf2
                • 4.Qe1#
            • 3.Ke1
              • threat
                • 4.Qe5#
                • 4.Qxd3#
      • 1...Se7
        • 2.Qe5+
          • 2...Kxe5
            • 3.Bg7+
              • 3...Kd6
                • 4.Sb7#
      • 1...Sb4
        • 2.Sb3+
          • 2...axb3
            • 3.Qc3+
              • 3...Kxc3
                • 4.Bg7#
              • 3...Ke3
                • 4.Bc5#
            • 3.Qe3+
              • 3...Kc3
                • 4.Bg7#
                • 4.Qe5#
              • 3...Kxe3
                • 4.Bc5#
        • 2.Bg7+
          • 2...Kxc5
            • 3.Qe3+
              • 3...Kd6
                • 4.Bf8#
        • 2.Qc3+
          • 2...Ke3
            • 3.Qe5+
              • 3...Kf2
                • 4.Qe1#
      • 1...Se5
        • 2.Sb3+
          • 2...axb3
            • 3.Qe3+
              • 3...Kc3
                • 4.Qxe5#
              • 3...Kxe3
                • 4.Bc5#

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).