Problem Display
PID: 177292 (Q3N3/1p5N/5R2/2bpP1p1/3Pkpb1/1p1p1n2/1B1P2P1/7K w - - 0 1)

Goumondy, Claude

2nd Prize, Schach-Echo, 1972

Q3N3/1p5N/5R2/2bpP1p1/3Pkpb1/1p1p1n2/1B1P2P1/7K

#4

10 + 10


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Qa1!
      • threat
        • 2.Qe1+
          • 2...Sxe1
            • 3.Sxg5#
      • 1...Bxd4
        • 2.Sxg5+
          • 2...Kxe5
            • 3.Sf7+
              • 3...Ke4
                • 4.Sed6#
          • 2...Sxg5
            • 3.Sd6+
              • 3...Kxe5
                • 4.Bxd4#
      • 1...Sxd2
        • 2.Sxg5+
          • 2...Ke3
            • 3.Qe1+
              • 3...Be2
                • 4.Qg1#
        • 2.Qe1+
          • 2...Be2
            • 3.Sxg5+
              • 3...Ke3
                • 4.Qg1#
      • 1...Sxd4
        • 2.Sd6+
          • 2...Kxe5
            • 3.Sf7+
              • 3...Ke4
                • 4.Shxg5#
          • 2...Bxd6
            • 3.Sxg5+
              • 3...Kxe5
                • 4.Bxd4#

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).