Problem Display
PID: 113480 (K4R2/1n4Q1/b3N3/5p2/1pp2B2/4pk2/4pp2/5rn1 w - - 0 1)

Pachman, Vladimir

Schach, 1972

K4R2/1n4Q1/b3N3/5p2/1pp2B2/4pk2/4pp2/5rn1

#4

5 + 11


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Re8!
      • threat
        • 2.Sd4+
          • 2...Kxf4
            • 3.Qh6+
              • 3...Kg3
                • 4.Rg8#
              • 3...Kg4
                • 4.Rg8#
        • 2.Bh2
          • threat
            • 3.Sd4#
          • 2...Ke4
            • 3.Sf4+
              • 3...Kf3
                • 4.Qg2#
                • 4.Qg3#
          • 2...Rd1
            • 3.Sd4+
              • 3...Rxd4
                • 4.Qg3#
        • 2.Bh6
          • threat
            • 3.Sd4#
          • 2...Ke4
            • 3.Sf4+
              • 3...Kf3
                • 4.Qg2#
          • 2...Rd1
            • 3.Sd4+
              • 3...Rxd4
                • 4.Rxe3#
        • 2.Bc7
          • threat
            • 3.Sd4#
          • 2...Ke4
            • 3.Sf4+
              • 3...Kf3
                • 4.Qg2#
          • 2...Rd1
            • 3.Sd4+
              • 3...Rxd4
                • 4.Qg3#
          • 2...Sd6
            • 3.Sd4+
              • 3...Kf4
                • 4.Bxd6#
        • 2.Bb8
          • threat
            • 3.Sd4#
          • 2...Ke4
            • 3.Sf4+
              • 3...Kf3
                • 4.Qg2#
          • 2...Rd1
            • 3.Sd4+
              • 3...Rxd4
                • 4.Qg3#
          • 2...Sd6
            • 3.Sd4+
              • 3...Kf4
                • 4.Bxd6#
      • 1...Ke4
        • 2.Sc5+
          • 2...Kxf4
            • 3.Se4
              • threat
                • 4.Qg3#
              • 3...Kf3
                • 4.Qg3#
              • 3...fxe4
                • 4.Rf8#
          • 2...Kd5
            • 3.Qd7+
              • 3...Kxc5
                • 4.Bxe3#
              • 3...Sd6
                • 4.Qxd6#
      • 1...Sh3
        • 2.Qg3+
          • 2...Ke4
            • 3.Qxe3+
              • 3...Kd5
                • 4.Qf3#

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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).