Problem Display
PID: 230033 (3q4/Q1p5/2P5/2R1P3/4p1Np/4Pk1K/P7/2N5 w - - 0 1)

Hutter, Johann

Wiener Schachzeitung, 1934

3q4/Q1p5/2P5/2R1P3/4p1Np/4Pk1K/P7/2N5

#4

9 + 5


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Qb8!
      • threat
        • 2.Rc2
          • threat
            • 3.Rf2#
          • 2...Qd2
            • 3.Qf8#
      • 1...Qxb8
        • 2.Rc2
          • threat
            • 3.Rf2#
          • 2...Qb2
            • 3.Sb3
              • 3...Qxe5
                • 4.Rf2#
              • 3...Qxa2
                • 4.Sd4#
              • 3...Qxc2
                • 4.Sd4#
              • 3...Qxb3
                • 4.Rf2#
              • 3...Qa1
                • 4.Rf2#
              • 3...Qc1
                • 4.Sd4#
                • 4.Rf2#
              • 3...Qa3
                • 4.Sd4#
                • 4.Rf2#
              • 3...Qc3
                • 4.Rf2#
              • 3...Qd4
                • 4.Sxd4#
                • 4.Rf2#
              • 3...Qb1
                • 4.Sd4#
                • 4.Rf2#
      • 1...Qc8
        • 2.e6
          • threat
            • 3.Rf5#
          • 2...Qxe6
            • 3.Qf8+
              • 3...Qf5
                • 4.Rxf5#
                • 4.Qxf5#
              • 3...Qf7
                • 4.Qxf7#
              • 3...Qf6
                • 4.Qxf6#
      • 1...Qg8
        • 2.Qf8+
          • 2...Qxf8
            • 3.Rc2
              • threat
                • 4.Rf2#

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).