Problem Display
PID: 201016 (6q1/N2B1p1p/rp3P1P/n1p1P2P/2k4K/np1pP3/1p1B4/5Q2 w - - 0 1)

Zepler, Erich Ernest

Teplitz-Schonauer Congress Book, 1923

6q1/N2B1p1p/rp3P1P/n1p1P2P/2k4K/np1pP3/1p1B4/5Q2

#4

10 + 12


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qf3!
      • threat
        • 2.Qe4#
      • 1...Qg3+
        • 2.Kxg3
          • threat
            • 3.Qe4#
          • 2...Sc6
            • 3.Bxc6
              • threat
                • 4.Bd5#
                • 4.Qe4#
                • 4.Qg4#
                • 4.Qd5#
                • 4.Qf4#
      • 1...Qg4+
        • 2.Kxg4
          • threat
            • 3.Qe4#
          • 2...Sc6
            • 3.Bxc6
              • threat
                • 4.Bd5#
                • 4.Qe4#
                • 4.Qd5#
                • 4.Qf4#
      • 1...Qg5+
        • 2.Kxg5
          • threat
            • 3.Qe4#
          • 2...Sc6
            • 3.Bxc6
              • threat
                • 4.Bd5#
                • 4.Qe4#
                • 4.Qg4#
                • 4.Qd5#
                • 4.Qf4#
      • 1...Qg2
        • 2.Qxg2
          • threat
            • 3.Qe4#
          • 2...Sc6
            • 3.Bxc6
              • threat
                • 4.Bd5#
                • 4.Qe4#
                • 4.Qd5#
                • 4.Qg4#
      • 1...Qg6
        • 2.hxg6
          • threat
            • 3.Qe4#
          • 2...Sc6
            • 3.Bxc6
              • threat
                • 4.Bd5#
                • 4.Qe4#
                • 4.Qg4#
                • 4.Qd5#
                • 4.Qf4#
      • 1...Qa8
        • 2.Qf4+
          • 2...Kd5
            • 3.Bf5
              • threat
                • 4.Qe4#
              • 3...c4
                • 4.Qd4#
      • 1...Sc6
        • 2.Bxc6
          • threat
            • 3.Bd5#
            • 3.Qe4#
            • 3.Qd5#
            • 3.Qf4#
          • 2...Qg3+
            • 3.Kxg3
              • threat
                • 4.Bd5#
                • 4.Qe4#
                • 4.Qg4#
                • 4.Qd5#
                • 4.Qf4#
          • 2...Qg5+
            • 3.Kxg5
              • threat
                • 4.Bd5#
                • 4.Qe4#
                • 4.Qg4#
                • 4.Qd5#
                • 4.Qf4#
          • 2...Qd8
            • 3.Qe4+
              • 3...Qd4
                • 4.Bd5#

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).