Problem Display
PID: 215492 (4Nbn1/4p3/p2p2Np/3P3p/3k4/8/QK3P2/8 w - - 0 1)

Kappelaro, Martin

Wiener Hausfrauen-Zeitung, 1885

4Nbn1/4p3/p2p2Np/3P3p/3k4/8/QK3P2/8

#4

6 + 8


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Kb3!
      • threat
        • 2.Qc2
          • threat
            • 3.Qc4#
          • 2...Kxd5
            • 3.Qc4#
      • 1...Ke4
        • 2.Qe2+
          • 2...Kf5
            • 3.Qe6+
              • 3...Kg5
                • 4.f4#
      • 1...Kc5
        • 2.Qa5+
          • 2...Kd4
            • 3.Qb4+
              • 3...Kd3
                • 4.Sf4#
              • 3...Kxd5
                • 4.Qc4#
        • 2.Qxa6
          • threat
            • 3.Qc6+
              • 3...Kd4
                • 4.Qc4#
            • 3.Sc7
              • threat
                • 4.Qa7#
              • 3...Kd4
                • 4.Qc4#
      • 1...Kxd5
        • 2.Qc2
          • threat
            • 3.Qc4#
          • 2...Ke6
            • 3.Qc8+
              • 3...Kd5
                • 4.Qc4#
              • 3...Kf7
                • 4.Sh8#
      • 1...a5
        • 2.Qc2
          • threat
            • 3.Qc4#
          • 2...a4+
            • 3.Kb4
              • threat
                • 4.Qc4#
              • 3...Kxd5
                • 4.Qc4#
      • 1...e6
        • 2.Qd2+
          • 2...Ke4
            • 3.Qf4+
              • 3...Kd3
                • 4.Qe3#
              • 3...Kxd5
                • 4.Qc4#
          • 2...Kc5
            • 3.Qb4+
              • 3...Kxd5
                • 4.Qc4#
        • 2.Qc2
          • threat
            • 3.Qc4#
          • 2...exd5
            • 3.Sc7
              • threat
                • 4.Se6#

FEATURES


NOT CLASSIFIED


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).