Problem Display
PID: 38255 (8/1p3p2/1b3p1p/2p1kPP1/1N1R4/1R1B4/5K2/Q2b4 w - - 0 1)

af Geyersstam, Fredrik

Source?, 0000

8/1p3p2/1b3p1p/2p1kPP1/1N1R4/1R1B4/5K2/Q2b4

#4

8 + 8


3645 96 Schackproblem 1908

SOLUTION


  • SOUND
  • Keys
    • 1.Qa8!
      • threat
        • 2.Qe8+
          • 2...Kxd4
            • 3.Qe3#
            • 3.Qe4#
      • 1...Bxb3
        • 2.Qh8
          • threat
            • 3.Qxf6#
          • 2...cxd4
            • 3.Qb8+
              • 3...Bc7
                • 4.Qxc7#
          • 2...hxg5
            • 3.Qh1
              • threat
                • 4.Qe4#
              • 3...Kxd4
                • 4.Qa1#
              • 3...cxd4
                • 4.Qh2#
              • 3...Bd5
                • 4.Qxd5#
          • 2...Bd8
            • 3.Qxd8
              • threat
                • 4.Qxf6#
                • 4.Qd6#
              • 3...cxd4
                • 4.Qc7#
                • 4.Qb8#
      • 1...cxb4
        • 2.Qb8+
          • 2...Bc7
            • 3.Qxc7+
              • 3...Kxd4
                • 4.Qd6#
      • 1...fxg5
        • 2.Qe8+
          • 2...Kf6
            • 3.Sd5+
              • 3...Kg7
                • 4.f6#
            • 3.Rd6+
              • 3...Kg7
                • 4.f6#
        • 2.Qh8+
          • 2...f6
            • 3.Qe8+
              • 3...Kxd4
                • 4.Qe3#
                • 4.Qe4#

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).