Problem Display
PID: 215751 (8/5Np1/3p4/P2k1p2/6p1/1P2Q3/1P3P2/6K1 w - - 0 1)

Reissert, Wilhelm

Allgemeine Sportzeitung, 1887

8/5Np1/3p4/P2k1p2/6p1/1P2Q3/1P3P2/6K1

#4

7 + 5


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qe8!
      • threat
        • 2.Qc8
          • threat
            • 3.Qc4#
          • 2...Ke4
            • 3.Qc4+
              • 3...Kf3
                • 4.Sg5#
      • 1...Kc5
        • 2.Qd7
          • threat
            • 3.Qxd6+
              • 3...Kb5
                • 4.Qb6#
            • 3.Qc7+
              • 3...Kb4
                • 4.Qb6#
              • 3...Kd4
                • 4.Qc4#
              • 3...Kb5
                • 4.Qb6#
              • 3...Kd5
                • 4.Qc4#
          • 2...Kb4
            • 3.Qa4+
              • 3...Kc5
                • 4.Qc4#
          • 2...Kd4
            • 3.Qxd6+
              • 3...Ke4
                • 4.Sg5#
          • 2...Kd5
            • 3.Qxd6+
              • 3...Ke4
                • 4.Sg5#
          • 2...d5
            • 3.Qe6
              • threat
                • 4.Qb6#
              • 3...Kb4
                • 4.Qb6#
              • 3...Kd4
                • 4.Qe3#
              • 3...Kb5
                • 4.Qb6#
              • 3...d4
                • 4.Qc4#
      • 1...g3
        • 2.Qc8
          • threat
            • 3.Qc4#
          • 2...gxf2+
            • 3.Kxf2
              • threat
                • 4.Qc4#
              • 3...Kd4
                • 4.Qc4#
              • 3...Ke4
                • 4.Qc4#
          • 2...Ke4
            • 3.Qc4+
              • 3...Kf3
                • 4.Sg5#
      • 1...f4
        • 2.Qc8
          • threat
            • 3.Qc4#
          • 2...Ke4
            • 3.Qc2+
              • 3...Kf3
                • 4.Sg5#
                • 4.Qd3#
              • 3...Kd4
                • 4.Qc4#
              • 3...Kd5
                • 4.Qc4#
      • 1...g5
        • 2.Qc8
          • threat
            • 3.Qc4#
          • 2...Ke4
            • 3.Qc4+
              • 3...Kf3
                • 4.Sxg5#

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).